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Finding the Fourth Proportional to 242,373.60, 362,833.02 and 147,310.38

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Solution

The fourth proportional to 242,373.60, 362,833.02 and 147,310.38 is: 220,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,373.60 : 362,833.02 = 147,310.38 : x
  2. Step 2: Convert to fraction form
    242,373.60/362,833.02 = 147,310.38/x
  3. Step 3: Cross multiply
    242,373.60x = 362,833.02 × 147,310.38
  4. Step 4: Simplify right side
    242,373.60x = 53,449,070,052.75
  5. Step 5: Solve for x
    x = 53,449,070,052.75/242,373.60
  6. Step 6: Final answer
    x = 220,523.48

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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.