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Finding the Fourth Proportional to 224,403.29, 336,604.01 and 91,282.43

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Solution

The fourth proportional to 224,403.29, 336,604.01 and 91,282.43 is: 136,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,403.29 : 336,604.01 = 91,282.43 : x
  2. Step 2: Convert to fraction form
    224,403.29/336,604.01 = 91,282.43/x
  3. Step 3: Cross multiply
    224,403.29x = 336,604.01 × 91,282.43
  4. Step 4: Simplify right side
    224,403.29x = 30,726,029,841.11
  5. Step 5: Solve for x
    x = 30,726,029,841.11/224,403.29
  6. Step 6: Final answer
    x = 136,923.26

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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.