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Finding the Fourth Proportional to 451,001.96, 676,534.52 and 181,130.12

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Solution

The fourth proportional to 451,001.96, 676,534.52 and 181,130.12 is: 271,707.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,001.96 : 676,534.52 = 181,130.12 : x
  2. Step 2: Convert to fraction form
    451,001.96/676,534.52 = 181,130.12/x
  3. Step 3: Cross multiply
    451,001.96x = 676,534.52 × 181,130.12
  4. Step 4: Simplify right side
    451,001.96x = 122,540,775,861.90
  5. Step 5: Solve for x
    x = 122,540,775,861.90/451,001.96
  6. Step 6: Final answer
    x = 271,707.86

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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.