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Finding the Third Proportional to 552,673.13 and 878,824.69

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Solution

The third proportional to 552,673.13 and 878,824.69 is: 1,397,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,673.13 : 878,824.69 = 878,824.69 : x
  2. Step 2: Convert to fraction form
    552,673.13/878,824.69 = 878,824.69/x
  3. Step 3: Cross multiply
    552,673.13x = 878,824.69 × 878,824.69
  4. Step 4: Simplify right side
    552,673.13x = 772,332,831,359.47
  5. Step 5: Solve for x
    x = 772,332,831,359.47/552,673.13
  6. Step 6: Final answer
    x = 1,397,449.59

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.