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Finding the Third Proportional to 925,921.13 and 1,321,528.92

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Solution

The third proportional to 925,921.13 and 1,321,528.92 is: 1,886,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,921.13 : 1,321,528.92 = 1,321,528.92 : x
  2. Step 2: Convert to fraction form
    925,921.13/1,321,528.92 = 1,321,528.92/x
  3. Step 3: Cross multiply
    925,921.13x = 1,321,528.92 × 1,321,528.92
  4. Step 4: Simplify right side
    925,921.13x = 1,746,438,691,352.10
  5. Step 5: Solve for x
    x = 1,746,438,691,352.10/925,921.13
  6. Step 6: Final answer
    x = 1,886,163.57

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.