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Finding the Fourth Proportional to 225,141.68, 337,791.63 and 140,806.10

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Solution

The fourth proportional to 225,141.68, 337,791.63 and 140,806.10 is: 211,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,141.68 : 337,791.63 = 140,806.10 : x
  2. Step 2: Convert to fraction form
    225,141.68/337,791.63 = 140,806.10/x
  3. Step 3: Cross multiply
    225,141.68x = 337,791.63 × 140,806.10
  4. Step 4: Simplify right side
    225,141.68x = 47,563,120,343.98
  5. Step 5: Solve for x
    x = 47,563,120,343.98/225,141.68
  6. Step 6: Final answer
    x = 211,258.62

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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.