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Finding the Third Proportional to 744,922.50 and 1,153,219.50

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Solution

The third proportional to 744,922.50 and 1,153,219.50 is: 1,785,306.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,922.50 : 1,153,219.50 = 1,153,219.50 : x
  2. Step 2: Convert to fraction form
    744,922.50/1,153,219.50 = 1,153,219.50/x
  3. Step 3: Cross multiply
    744,922.50x = 1,153,219.50 × 1,153,219.50
  4. Step 4: Simplify right side
    744,922.50x = 1,329,915,215,180.25
  5. Step 5: Solve for x
    x = 1,329,915,215,180.25/744,922.50
  6. Step 6: Final answer
    x = 1,785,306.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.