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Finding the Third Proportional to 4,255,242 and 6,387,228

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Solution

The third proportional to 4,255,242 and 6,387,228 is: 9,587,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,242 : 6,387,228 = 6,387,228 : x
  2. Step 2: Convert to fraction form
    4,255,242/6,387,228 = 6,387,228/x
  3. Step 3: Cross multiply
    4,255,242x = 6,387,228 × 6,387,228
  4. Step 4: Simplify right side
    4,255,242x = 40,796,681,523,984
  5. Step 5: Solve for x
    x = 40,796,681,523,984/4,255,242
  6. Step 6: Final answer
    x = 9,587,393.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.