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Finding the Third Proportional to 5,236,808 and 8,127,630

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Solution

The third proportional to 5,236,808 and 8,127,630 is: 12,614,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236,808 : 8,127,630 = 8,127,630 : x
  2. Step 2: Convert to fraction form
    5,236,808/8,127,630 = 8,127,630/x
  3. Step 3: Cross multiply
    5,236,808x = 8,127,630 × 8,127,630
  4. Step 4: Simplify right side
    5,236,808x = 66,058,369,416,900
  5. Step 5: Solve for x
    x = 66,058,369,416,900/5,236,808
  6. Step 6: Final answer
    x = 12,614,243.15

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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.