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Finding the Fourth Proportional to 587,910.19, 881,863.33 and 161,446.39

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Solution

The fourth proportional to 587,910.19, 881,863.33 and 161,446.39 is: 242,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,910.19 : 881,863.33 = 161,446.39 : x
  2. Step 2: Convert to fraction form
    587,910.19/881,863.33 = 161,446.39/x
  3. Step 3: Cross multiply
    587,910.19x = 881,863.33 × 161,446.39
  4. Step 4: Simplify right side
    587,910.19x = 142,373,650,822.49
  5. Step 5: Solve for x
    x = 142,373,650,822.49/587,910.19
  6. Step 6: Final answer
    x = 242,169.05

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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.