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Finding the Third Proportional to 613,417.50 and 1,340,559

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Solution

The third proportional to 613,417.50 and 1,340,559 is: 2,929,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,417.50 : 1,340,559 = 1,340,559 : x
  2. Step 2: Convert to fraction form
    613,417.50/1,340,559 = 1,340,559/x
  3. Step 3: Cross multiply
    613,417.50x = 1,340,559 × 1,340,559
  4. Step 4: Simplify right side
    613,417.50x = 1,797,098,432,481
  5. Step 5: Solve for x
    x = 1,797,098,432,481/613,417.50
  6. Step 6: Final answer
    x = 2,929,649.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.