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Finding the Third Proportional to 718,344 and 1,545,661.13

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Solution

The third proportional to 718,344 and 1,545,661.13 is: 3,325,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,344 : 1,545,661.13 = 1,545,661.13 : x
  2. Step 2: Convert to fraction form
    718,344/1,545,661.13 = 1,545,661.13/x
  3. Step 3: Cross multiply
    718,344x = 1,545,661.13 × 1,545,661.13
  4. Step 4: Simplify right side
    718,344x = 2,389,068,313,336.27
  5. Step 5: Solve for x
    x = 2,389,068,313,336.27/718,344
  6. Step 6: Final answer
    x = 3,325,799.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.