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Finding the Fourth Proportional to 461,321.59, 636,609.36 and 270,462.10

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Solution

The fourth proportional to 461,321.59, 636,609.36 and 270,462.10 is: 373,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,321.59 : 636,609.36 = 270,462.10 : x
  2. Step 2: Convert to fraction form
    461,321.59/636,609.36 = 270,462.10/x
  3. Step 3: Cross multiply
    461,321.59x = 636,609.36 × 270,462.10
  4. Step 4: Simplify right side
    461,321.59x = 172,178,704,385.26
  5. Step 5: Solve for x
    x = 172,178,704,385.26/461,321.59
  6. Step 6: Final answer
    x = 373,229.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.