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Finding the Fourth Proportional to 363,500.64, 545,337.12 and 114,182.88

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Solution

The fourth proportional to 363,500.64, 545,337.12 and 114,182.88 is: 171,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,500.64 : 545,337.12 = 114,182.88 : x
  2. Step 2: Convert to fraction form
    363,500.64/545,337.12 = 114,182.88/x
  3. Step 3: Cross multiply
    363,500.64x = 545,337.12 × 114,182.88
  4. Step 4: Simplify right side
    363,500.64x = 62,268,162,932.51
  5. Step 5: Solve for x
    x = 62,268,162,932.51/363,500.64
  6. Step 6: Final answer
    x = 171,301.38

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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.