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Finding the Fourth Proportional to 527,666.82, 791,491.80 and 167,832.48

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Solution

The fourth proportional to 527,666.82, 791,491.80 and 167,832.48 is: 251,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,666.82 : 791,491.80 = 167,832.48 : x
  2. Step 2: Convert to fraction form
    527,666.82/791,491.80 = 167,832.48/x
  3. Step 3: Cross multiply
    527,666.82x = 791,491.80 × 167,832.48
  4. Step 4: Simplify right side
    527,666.82x = 132,838,031,693.66
  5. Step 5: Solve for x
    x = 132,838,031,693.66/527,666.82
  6. Step 6: Final answer
    x = 251,746.04

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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.