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Finding the Third Proportional to 898,930.50 and 1,931,265.75

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Solution

The third proportional to 898,930.50 and 1,931,265.75 is: 4,149,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,930.50 : 1,931,265.75 = 1,931,265.75 : x
  2. Step 2: Convert to fraction form
    898,930.50/1,931,265.75 = 1,931,265.75/x
  3. Step 3: Cross multiply
    898,930.50x = 1,931,265.75 × 1,931,265.75
  4. Step 4: Simplify right side
    898,930.50x = 3,729,787,397,123.06
  5. Step 5: Solve for x
    x = 3,729,787,397,123.06/898,930.50
  6. Step 6: Final answer
    x = 4,149,138.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.