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Finding the Fourth Proportional to 331,553.01, 457,543.17 and 180,650.01

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Solution

The fourth proportional to 331,553.01, 457,543.17 and 180,650.01 is: 249,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,553.01 : 457,543.17 = 180,650.01 : x
  2. Step 2: Convert to fraction form
    331,553.01/457,543.17 = 180,650.01/x
  3. Step 3: Cross multiply
    331,553.01x = 457,543.17 × 180,650.01
  4. Step 4: Simplify right side
    331,553.01x = 82,655,178,235.93
  5. Step 5: Solve for x
    x = 82,655,178,235.93/331,553.01
  6. Step 6: Final answer
    x = 249,297.02

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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.