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Finding the Fourth Proportional to 447,402.79, 671,101.00 and 181,159.23

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Solution

The fourth proportional to 447,402.79, 671,101.00 and 181,159.23 is: 271,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,402.79 : 671,101.00 = 181,159.23 : x
  2. Step 2: Convert to fraction form
    447,402.79/671,101.00 = 181,159.23/x
  3. Step 3: Cross multiply
    447,402.79x = 671,101.00 × 181,159.23
  4. Step 4: Simplify right side
    447,402.79x = 121,576,142,475.96
  5. Step 5: Solve for x
    x = 121,576,142,475.96/447,402.79
  6. Step 6: Final answer
    x = 271,737.56

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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.