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Finding the Third Proportional to 871,049.64 and 1,321,336.71

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Solution

The third proportional to 871,049.64 and 1,321,336.71 is: 2,004,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,049.64 : 1,321,336.71 = 1,321,336.71 : x
  2. Step 2: Convert to fraction form
    871,049.64/1,321,336.71 = 1,321,336.71/x
  3. Step 3: Cross multiply
    871,049.64x = 1,321,336.71 × 1,321,336.71
  4. Step 4: Simplify right side
    871,049.64x = 1,745,930,688,186.65
  5. Step 5: Solve for x
    x = 1,745,930,688,186.65/871,049.64
  6. Step 6: Final answer
    x = 2,004,398.62

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.