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Finding the Fourth Proportional to 1,063,004,801.80, 1,594,507,202.70 and 994,980,353.80

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Solution

The fourth proportional to 1,063,004,801.80, 1,594,507,202.70 and 994,980,353.80 is: 1,492,470,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,004,801.80 : 1,594,507,202.70 = 994,980,353.80 : x
  2. Step 2: Convert to fraction form
    1,063,004,801.80/1,594,507,202.70 = 994,980,353.80/x
  3. Step 3: Cross multiply
    1,063,004,801.80x = 1,594,507,202.70 × 994,980,353.80
  4. Step 4: Simplify right side
    1,063,004,801.80x = 1,586,503,340,679,094,272
  5. Step 5: Solve for x
    x = 1,586,503,340,679,094,272/1,063,004,801.80
  6. Step 6: Final answer
    x = 1,492,470,530.70

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.