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Finding the Third Proportional to 4,407,408 and 6,242,055

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Solution

The third proportional to 4,407,408 and 6,242,055 is: 8,840,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407,408 : 6,242,055 = 6,242,055 : x
  2. Step 2: Convert to fraction form
    4,407,408/6,242,055 = 6,242,055/x
  3. Step 3: Cross multiply
    4,407,408x = 6,242,055 × 6,242,055
  4. Step 4: Simplify right side
    4,407,408x = 38,963,250,623,025
  5. Step 5: Solve for x
    x = 38,963,250,623,025/4,407,408
  6. Step 6: Final answer
    x = 8,840,400.21

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.