Home / 527,310.29-791,253.38-223,657.20

Finding the Fourth Proportional to 527,310.29, 791,253.38 and 223,657.20

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Solution

The fourth proportional to 527,310.29, 791,253.38 and 223,657.20 is: 335,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,310.29 : 791,253.38 = 223,657.20 : x
  2. Step 2: Convert to fraction form
    527,310.29/791,253.38 = 223,657.20/x
  3. Step 3: Cross multiply
    527,310.29x = 791,253.38 × 223,657.20
  4. Step 4: Simplify right side
    527,310.29x = 176,969,515,461.34
  5. Step 5: Solve for x
    x = 176,969,515,461.34/527,310.29
  6. Step 6: Final answer
    x = 335,607.93

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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.