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Finding the Fourth Proportional to 336,487.41, 504,781.52 and 108,706.91

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Solution

The fourth proportional to 336,487.41, 504,781.52 and 108,706.91 is: 163,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,487.41 : 504,781.52 = 108,706.91 : x
  2. Step 2: Convert to fraction form
    336,487.41/504,781.52 = 108,706.91/x
  3. Step 3: Cross multiply
    336,487.41x = 504,781.52 × 108,706.91
  4. Step 4: Simplify right side
    336,487.41x = 54,873,239,264.30
  5. Step 5: Solve for x
    x = 54,873,239,264.30/336,487.41
  6. Step 6: Final answer
    x = 163,076.65

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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.