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Finding the Third Proportional to 651,057.75 and 1,428,175.13

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Solution

The third proportional to 651,057.75 and 1,428,175.13 is: 3,132,877.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,057.75 : 1,428,175.13 = 1,428,175.13 : x
  2. Step 2: Convert to fraction form
    651,057.75/1,428,175.13 = 1,428,175.13/x
  3. Step 3: Cross multiply
    651,057.75x = 1,428,175.13 × 1,428,175.13
  4. Step 4: Simplify right side
    651,057.75x = 2,039,684,187,668.77
  5. Step 5: Solve for x
    x = 2,039,684,187,668.77/651,057.75
  6. Step 6: Final answer
    x = 3,132,877.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.