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Finding the Third Proportional to 1,331,652.50 and 2,059,626.75

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Solution

The third proportional to 1,331,652.50 and 2,059,626.75 is: 3,185,562.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,652.50 : 2,059,626.75 = 2,059,626.75 : x
  2. Step 2: Convert to fraction form
    1,331,652.50/2,059,626.75 = 2,059,626.75/x
  3. Step 3: Cross multiply
    1,331,652.50x = 2,059,626.75 × 2,059,626.75
  4. Step 4: Simplify right side
    1,331,652.50x = 4,242,062,349,315.56
  5. Step 5: Solve for x
    x = 4,242,062,349,315.56/1,331,652.50
  6. Step 6: Final answer
    x = 3,185,562.56

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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.