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Finding the Fourth Proportional to 291,346.17, 437,124.20 and 101,834.42

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Solution

The fourth proportional to 291,346.17, 437,124.20 and 101,834.42 is: 152,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,346.17 : 437,124.20 = 101,834.42 : x
  2. Step 2: Convert to fraction form
    291,346.17/437,124.20 = 101,834.42/x
  3. Step 3: Cross multiply
    291,346.17x = 437,124.20 × 101,834.42
  4. Step 4: Simplify right side
    291,346.17x = 44,514,286,680.17
  5. Step 5: Solve for x
    x = 44,514,286,680.17/291,346.17
  6. Step 6: Final answer
    x = 152,788.30

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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.