Home / 993,197.80-1,489,796.70-362,564.20

Finding the Fourth Proportional to 993,197.80, 1,489,796.70 and 362,564.20

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Solution

The fourth proportional to 993,197.80, 1,489,796.70 and 362,564.20 is: 543,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,197.80 : 1,489,796.70 = 362,564.20 : x
  2. Step 2: Convert to fraction form
    993,197.80/1,489,796.70 = 362,564.20/x
  3. Step 3: Cross multiply
    993,197.80x = 1,489,796.70 × 362,564.20
  4. Step 4: Simplify right side
    993,197.80x = 540,146,948,698.14
  5. Step 5: Solve for x
    x = 540,146,948,698.14/993,197.80
  6. Step 6: Final answer
    x = 543,846.30

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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.