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Finding the Fourth Proportional to 230,499.60, 318,214.77 and 159,262.53

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Solution

The fourth proportional to 230,499.60, 318,214.77 and 159,262.53 is: 219,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,499.60 : 318,214.77 = 159,262.53 : x
  2. Step 2: Convert to fraction form
    230,499.60/318,214.77 = 159,262.53/x
  3. Step 3: Cross multiply
    230,499.60x = 318,214.77 × 159,262.53
  4. Step 4: Simplify right side
    230,499.60x = 50,679,689,353.57
  5. Step 5: Solve for x
    x = 50,679,689,353.57/230,499.60
  6. Step 6: Final answer
    x = 219,868.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.