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Finding the Fourth Proportional to 224,630.55, 336,777.26 and 135,865.89

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Solution

The fourth proportional to 224,630.55, 336,777.26 and 135,865.89 is: 203,696.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,630.55 : 336,777.26 = 135,865.89 : x
  2. Step 2: Convert to fraction form
    224,630.55/336,777.26 = 135,865.89/x
  3. Step 3: Cross multiply
    224,630.55x = 336,777.26 × 135,865.89
  4. Step 4: Simplify right side
    224,630.55x = 45,756,541,482.33
  5. Step 5: Solve for x
    x = 45,756,541,482.33/224,630.55
  6. Step 6: Final answer
    x = 203,696.88

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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.