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Finding the Third Proportional to 3,002,938.13 and 6,478,267.88

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Solution

The third proportional to 3,002,938.13 and 6,478,267.88 is: 13,975,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002,938.13 : 6,478,267.88 = 6,478,267.88 : x
  2. Step 2: Convert to fraction form
    3,002,938.13/6,478,267.88 = 6,478,267.88/x
  3. Step 3: Cross multiply
    3,002,938.13x = 6,478,267.88 × 6,478,267.88
  4. Step 4: Simplify right side
    3,002,938.13x = 41,967,954,660,257.02
  5. Step 5: Solve for x
    x = 41,967,954,660,257.02/3,002,938.13
  6. Step 6: Final answer
    x = 13,975,630.84

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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.