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Finding the Fourth Proportional to 224,195.55, 336,487.60 and 117,654.78

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Solution

The fourth proportional to 224,195.55, 336,487.60 and 117,654.78 is: 176,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,195.55 : 336,487.60 = 117,654.78 : x
  2. Step 2: Convert to fraction form
    224,195.55/336,487.60 = 117,654.78/x
  3. Step 3: Cross multiply
    224,195.55x = 336,487.60 × 117,654.78
  4. Step 4: Simplify right side
    224,195.55x = 39,589,374,066.88
  5. Step 5: Solve for x
    x = 39,589,374,066.88/224,195.55
  6. Step 6: Final answer
    x = 176,584.12

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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.