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Finding the Fourth Proportional to 235,253.73, 324,649.50 and 127,824.15

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Solution

The fourth proportional to 235,253.73, 324,649.50 and 127,824.15 is: 176,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,253.73 : 324,649.50 = 127,824.15 : x
  2. Step 2: Convert to fraction form
    235,253.73/324,649.50 = 127,824.15/x
  3. Step 3: Cross multiply
    235,253.73x = 324,649.50 × 127,824.15
  4. Step 4: Simplify right side
    235,253.73x = 41,498,046,385.43
  5. Step 5: Solve for x
    x = 41,498,046,385.43/235,253.73
  6. Step 6: Final answer
    x = 176,396.98

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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.