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Finding the Third Proportional to 4,066,325 and 8,762,479

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Solution

The third proportional to 4,066,325 and 8,762,479 is: 18,882,169.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066,325 : 8,762,479 = 8,762,479 : x
  2. Step 2: Convert to fraction form
    4,066,325/8,762,479 = 8,762,479/x
  3. Step 3: Cross multiply
    4,066,325x = 8,762,479 × 8,762,479
  4. Step 4: Simplify right side
    4,066,325x = 76,781,038,225,441
  5. Step 5: Solve for x
    x = 76,781,038,225,441/4,066,325
  6. Step 6: Final answer
    x = 18,882,169.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.