Home / 527,560.22-727,631.38-454,097.66

Finding the Fourth Proportional to 527,560.22, 727,631.38 and 454,097.66

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Solution

The fourth proportional to 527,560.22, 727,631.38 and 454,097.66 is: 626,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,560.22 : 727,631.38 = 454,097.66 : x
  2. Step 2: Convert to fraction form
    527,560.22/727,631.38 = 454,097.66/x
  3. Step 3: Cross multiply
    527,560.22x = 727,631.38 × 454,097.66
  4. Step 4: Simplify right side
    527,560.22x = 330,415,707,000.57
  5. Step 5: Solve for x
    x = 330,415,707,000.57/527,560.22
  6. Step 6: Final answer
    x = 626,308.99

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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.