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Finding the Fourth Proportional to 527,653.55, 791,471.94 and 167,819.21

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Solution

The fourth proportional to 527,653.55, 791,471.94 and 167,819.21 is: 251,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,653.55 : 791,471.94 = 167,819.21 : x
  2. Step 2: Convert to fraction form
    527,653.55/791,471.94 = 167,819.21/x
  3. Step 3: Cross multiply
    527,653.55x = 791,471.94 × 167,819.21
  4. Step 4: Simplify right side
    527,653.55x = 132,824,195,033.29
  5. Step 5: Solve for x
    x = 132,824,195,033.29/527,653.55
  6. Step 6: Final answer
    x = 251,726.15

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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.