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Finding the Third Proportional to 4,056,978 and 6,238,557

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Solution

The third proportional to 4,056,978 and 6,238,557 is: 9,593,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056,978 : 6,238,557 = 6,238,557 : x
  2. Step 2: Convert to fraction form
    4,056,978/6,238,557 = 6,238,557/x
  3. Step 3: Cross multiply
    4,056,978x = 6,238,557 × 6,238,557
  4. Step 4: Simplify right side
    4,056,978x = 38,919,593,442,249
  5. Step 5: Solve for x
    x = 38,919,593,442,249/4,056,978
  6. Step 6: Final answer
    x = 9,593,247.35

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.