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Finding the Fourth Proportional to 357,601.17, 535,876.86 and 179,863.68

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Solution

The fourth proportional to 357,601.17, 535,876.86 and 179,863.68 is: 269,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,601.17 : 535,876.86 = 179,863.68 : x
  2. Step 2: Convert to fraction form
    357,601.17/535,876.86 = 179,863.68/x
  3. Step 3: Cross multiply
    357,601.17x = 535,876.86 × 179,863.68
  4. Step 4: Simplify right side
    357,601.17x = 96,384,784,066.44
  5. Step 5: Solve for x
    x = 96,384,784,066.44/357,601.17
  6. Step 6: Final answer
    x = 269,531.51

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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.