Home / 527,234.62-727,580.16-285,511.66

Finding the Fourth Proportional to 527,234.62, 727,580.16 and 285,511.66

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Solution

The fourth proportional to 527,234.62, 727,580.16 and 285,511.66 is: 394,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,234.62 : 727,580.16 = 285,511.66 : x
  2. Step 2: Convert to fraction form
    527,234.62/727,580.16 = 285,511.66/x
  3. Step 3: Cross multiply
    527,234.62x = 727,580.16 × 285,511.66
  4. Step 4: Simplify right side
    527,234.62x = 207,732,619,264.67
  5. Step 5: Solve for x
    x = 207,732,619,264.67/527,234.62
  6. Step 6: Final answer
    x = 394,004.13

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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.