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Finding the Fourth Proportional to 301,572.95, 416,142.02 and 180,691.79

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Solution

The fourth proportional to 301,572.95, 416,142.02 and 180,691.79 is: 249,337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,572.95 : 416,142.02 = 180,691.79 : x
  2. Step 2: Convert to fraction form
    301,572.95/416,142.02 = 180,691.79/x
  3. Step 3: Cross multiply
    301,572.95x = 416,142.02 × 180,691.79
  4. Step 4: Simplify right side
    301,572.95x = 75,193,443,503.85
  5. Step 5: Solve for x
    x = 75,193,443,503.85/301,572.95
  6. Step 6: Final answer
    x = 249,337.50

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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.