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Finding the Third Proportional to 4,158,272 and 6,220,480

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Solution

The third proportional to 4,158,272 and 6,220,480 is: 9,305,396.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,272 : 6,220,480 = 6,220,480 : x
  2. Step 2: Convert to fraction form
    4,158,272/6,220,480 = 6,220,480/x
  3. Step 3: Cross multiply
    4,158,272x = 6,220,480 × 6,220,480
  4. Step 4: Simplify right side
    4,158,272x = 38,694,371,430,400
  5. Step 5: Solve for x
    x = 38,694,371,430,400/4,158,272
  6. Step 6: Final answer
    x = 9,305,396.91

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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.