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Finding the Third Proportional to 666,862.88 and 1,573,480.69

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Solution

The third proportional to 666,862.88 and 1,573,480.69 is: 3,712,669.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,862.88 : 1,573,480.69 = 1,573,480.69 : x
  2. Step 2: Convert to fraction form
    666,862.88/1,573,480.69 = 1,573,480.69/x
  3. Step 3: Cross multiply
    666,862.88x = 1,573,480.69 × 1,573,480.69
  4. Step 4: Simplify right side
    666,862.88x = 2,475,841,473,935.47
  5. Step 5: Solve for x
    x = 2,475,841,473,935.47/666,862.88
  6. Step 6: Final answer
    x = 3,712,669.53

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.