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Finding the Fourth Proportional to 436,167.59, 654,250.57 and 136,671.11

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Solution

The fourth proportional to 436,167.59, 654,250.57 and 136,671.11 is: 205,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,167.59 : 654,250.57 = 136,671.11 : x
  2. Step 2: Convert to fraction form
    436,167.59/654,250.57 = 136,671.11/x
  3. Step 3: Cross multiply
    436,167.59x = 654,250.57 × 136,671.11
  4. Step 4: Simplify right side
    436,167.59x = 89,417,151,620.03
  5. Step 5: Solve for x
    x = 89,417,151,620.03/436,167.59
  6. Step 6: Final answer
    x = 205,006.41

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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.