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Finding the Third Proportional to 4,100,143 and 8,972,540

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Solution

The third proportional to 4,100,143 and 8,972,540 is: 19,635,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100,143 : 8,972,540 = 8,972,540 : x
  2. Step 2: Convert to fraction form
    4,100,143/8,972,540 = 8,972,540/x
  3. Step 3: Cross multiply
    4,100,143x = 8,972,540 × 8,972,540
  4. Step 4: Simplify right side
    4,100,143x = 80,506,474,051,600
  5. Step 5: Solve for x
    x = 80,506,474,051,600/4,100,143
  6. Step 6: Final answer
    x = 19,635,040.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.