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Finding the Third Proportional to 7,216,627 and 15,703,705

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Solution

The third proportional to 7,216,627 and 15,703,705 is: 34,171,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,627 : 15,703,705 = 15,703,705 : x
  2. Step 2: Convert to fraction form
    7,216,627/15,703,705 = 15,703,705/x
  3. Step 3: Cross multiply
    7,216,627x = 15,703,705 × 15,703,705
  4. Step 4: Simplify right side
    7,216,627x = 246,606,350,727,025
  5. Step 5: Solve for x
    x = 246,606,350,727,025/7,216,627
  6. Step 6: Final answer
    x = 34,171,968.53

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.