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Finding the Third Proportional to 17,980,615 and 38,838,463

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Solution

The third proportional to 17,980,615 and 38,838,463 is: 83,891,802.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980,615 : 38,838,463 = 38,838,463 : x
  2. Step 2: Convert to fraction form
    17,980,615/38,838,463 = 38,838,463/x
  3. Step 3: Cross multiply
    17,980,615x = 38,838,463 × 38,838,463
  4. Step 4: Simplify right side
    17,980,615x = 1,508,426,208,202,369
  5. Step 5: Solve for x
    x = 1,508,426,208,202,369/17,980,615
  6. Step 6: Final answer
    x = 83,891,802.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.