Home / 1,022,801.60-1,534,202.40-358,020.80

Finding the Fourth Proportional to 1,022,801.60, 1,534,202.40 and 358,020.80

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Solution

The fourth proportional to 1,022,801.60, 1,534,202.40 and 358,020.80 is: 537,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,801.60 : 1,534,202.40 = 358,020.80 : x
  2. Step 2: Convert to fraction form
    1,022,801.60/1,534,202.40 = 358,020.80/x
  3. Step 3: Cross multiply
    1,022,801.60x = 1,534,202.40 × 358,020.80
  4. Step 4: Simplify right side
    1,022,801.60x = 549,276,370,609.92
  5. Step 5: Solve for x
    x = 549,276,370,609.92/1,022,801.60
  6. Step 6: Final answer
    x = 537,031.20

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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.