Home / 591,681.20-887,651.40-292,305.20

Finding the Fourth Proportional to 591,681.20, 887,651.40 and 292,305.20

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Solution

The fourth proportional to 591,681.20, 887,651.40 and 292,305.20 is: 438,521.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,681.20 : 887,651.40 = 292,305.20 : x
  2. Step 2: Convert to fraction form
    591,681.20/887,651.40 = 292,305.20/x
  3. Step 3: Cross multiply
    591,681.20x = 887,651.40 × 292,305.20
  4. Step 4: Simplify right side
    591,681.20x = 259,465,120,007.28
  5. Step 5: Solve for x
    x = 259,465,120,007.28/591,681.20
  6. Step 6: Final answer
    x = 438,521.83

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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.