Home / 914,463.28-1,261,959.12-506,591.52

Finding the Fourth Proportional to 914,463.28, 1,261,959.12 and 506,591.52

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Solution

The fourth proportional to 914,463.28, 1,261,959.12 and 506,591.52 is: 699,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,463.28 : 1,261,959.12 = 506,591.52 : x
  2. Step 2: Convert to fraction form
    914,463.28/1,261,959.12 = 506,591.52/x
  3. Step 3: Cross multiply
    914,463.28x = 1,261,959.12 × 506,591.52
  4. Step 4: Simplify right side
    914,463.28x = 639,297,788,778.66
  5. Step 5: Solve for x
    x = 639,297,788,778.66/914,463.28
  6. Step 6: Final answer
    x = 699,096.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.