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Finding the Fourth Proportional to 461,585.59, 692,687.68 and 162,067.12

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Solution

The fourth proportional to 461,585.59, 692,687.68 and 162,067.12 is: 243,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,585.59 : 692,687.68 = 162,067.12 : x
  2. Step 2: Convert to fraction form
    461,585.59/692,687.68 = 162,067.12/x
  3. Step 3: Cross multiply
    461,585.59x = 692,687.68 × 162,067.12
  4. Step 4: Simplify right side
    461,585.59x = 112,261,895,220.20
  5. Step 5: Solve for x
    x = 112,261,895,220.20/461,585.59
  6. Step 6: Final answer
    x = 243,209.27

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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.