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Finding the Fourth Proportional to 225,599.38, 338,386.61 and 75,824.22

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Solution

The fourth proportional to 225,599.38, 338,386.61 and 75,824.22 is: 113,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,599.38 : 338,386.61 = 75,824.22 : x
  2. Step 2: Convert to fraction form
    225,599.38/338,386.61 = 75,824.22/x
  3. Step 3: Cross multiply
    225,599.38x = 338,386.61 × 75,824.22
  4. Step 4: Simplify right side
    225,599.38x = 25,657,900,761.69
  5. Step 5: Solve for x
    x = 25,657,900,761.69/225,599.38
  6. Step 6: Final answer
    x = 113,732.14

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1.5x scale

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.