Home / 591,984.40-887,393.40-292,511.20

Finding the Fourth Proportional to 591,984.40, 887,393.40 and 292,511.20

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Solution

The fourth proportional to 591,984.40, 887,393.40 and 292,511.20 is: 438,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,984.40 : 887,393.40 = 292,511.20 : x
  2. Step 2: Convert to fraction form
    591,984.40/887,393.40 = 292,511.20/x
  3. Step 3: Cross multiply
    591,984.40x = 887,393.40 × 292,511.20
  4. Step 4: Simplify right side
    591,984.40x = 259,572,508,306.08
  5. Step 5: Solve for x
    x = 259,572,508,306.08/591,984.40
  6. Step 6: Final answer
    x = 438,478.63

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Double scale
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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.