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Finding the Third Proportional to 8,610,672 and 18,734,628

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Solution

The third proportional to 8,610,672 and 18,734,628 is: 40,761,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,610,672 : 18,734,628 = 18,734,628 : x
  2. Step 2: Convert to fraction form
    8,610,672/18,734,628 = 18,734,628/x
  3. Step 3: Cross multiply
    8,610,672x = 18,734,628 × 18,734,628
  4. Step 4: Simplify right side
    8,610,672x = 350,986,286,298,384
  5. Step 5: Solve for x
    x = 350,986,286,298,384/8,610,672
  6. Step 6: Final answer
    x = 40,761,776.35

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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.