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Finding the Third Proportional to 6,597,640 and 10,215,712

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Solution

The third proportional to 6,597,640 and 10,215,712 is: 15,817,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,597,640 : 10,215,712 = 10,215,712 : x
  2. Step 2: Convert to fraction form
    6,597,640/10,215,712 = 10,215,712/x
  3. Step 3: Cross multiply
    6,597,640x = 10,215,712 × 10,215,712
  4. Step 4: Simplify right side
    6,597,640x = 104,360,771,666,944
  5. Step 5: Solve for x
    x = 104,360,771,666,944/6,597,640
  6. Step 6: Final answer
    x = 15,817,894.23

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.