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Finding the Fourth Proportional to 323,877.47, 446,951.51 and 180,646.75

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Solution

The fourth proportional to 323,877.47, 446,951.51 and 180,646.75 is: 249,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,877.47 : 446,951.51 = 180,646.75 : x
  2. Step 2: Convert to fraction form
    323,877.47/446,951.51 = 180,646.75/x
  3. Step 3: Cross multiply
    323,877.47x = 446,951.51 × 180,646.75
  4. Step 4: Simplify right side
    323,877.47x = 80,740,337,689.09
  5. Step 5: Solve for x
    x = 80,740,337,689.09/323,877.47
  6. Step 6: Final answer
    x = 249,292.85

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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.