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Finding the Fourth Proportional to 246,691.73, 370,037.69 and 86,885.69

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Solution

The fourth proportional to 246,691.73, 370,037.69 and 86,885.69 is: 130,328.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,691.73 : 370,037.69 = 86,885.69 : x
  2. Step 2: Convert to fraction form
    246,691.73/370,037.69 = 86,885.69/x
  3. Step 3: Cross multiply
    246,691.73x = 370,037.69 × 86,885.69
  4. Step 4: Simplify right side
    246,691.73x = 32,150,977,737.04
  5. Step 5: Solve for x
    x = 32,150,977,737.04/246,691.73
  6. Step 6: Final answer
    x = 130,328.56

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1.5x scale

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.