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Finding the Fourth Proportional to 224,602.80, 336,367.10 and 129,544.82

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Solution

The fourth proportional to 224,602.80, 336,367.10 and 129,544.82 is: 194,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,602.80 : 336,367.10 = 129,544.82 : x
  2. Step 2: Convert to fraction form
    224,602.80/336,367.10 = 129,544.82/x
  3. Step 3: Cross multiply
    224,602.80x = 336,367.10 × 129,544.82
  4. Step 4: Simplify right side
    224,602.80x = 43,574,613,093.86
  5. Step 5: Solve for x
    x = 43,574,613,093.86/224,602.80
  6. Step 6: Final answer
    x = 194,007.43

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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.