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Finding the Fourth Proportional to 246,874.79, 370,419.14 and 87,064.92

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Solution

The fourth proportional to 246,874.79, 370,419.14 and 87,064.92 is: 130,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,874.79 : 370,419.14 = 87,064.92 : x
  2. Step 2: Convert to fraction form
    246,874.79/370,419.14 = 87,064.92/x
  3. Step 3: Cross multiply
    246,874.79x = 370,419.14 × 87,064.92
  4. Step 4: Simplify right side
    246,874.79x = 32,250,512,790.57
  5. Step 5: Solve for x
    x = 32,250,512,790.57/246,874.79
  6. Step 6: Final answer
    x = 130,635.10

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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.