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Finding the Fourth Proportional to 363,489.52, 545,256.06 and 114,171.52

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Solution

The fourth proportional to 363,489.52, 545,256.06 and 114,171.52 is: 171,264.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,489.52 : 545,256.06 = 114,171.52 : x
  2. Step 2: Convert to fraction form
    363,489.52/545,256.06 = 114,171.52/x
  3. Step 3: Cross multiply
    363,489.52x = 545,256.06 × 114,171.52
  4. Step 4: Simplify right side
    363,489.52x = 62,252,713,159.41
  5. Step 5: Solve for x
    x = 62,252,713,159.41/363,489.52
  6. Step 6: Final answer
    x = 171,264.12

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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.