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Finding the Third Proportional to 27,379,782 and 40,984,380

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Solution

The third proportional to 27,379,782 and 40,984,380 is: 61,348,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379,782 : 40,984,380 = 40,984,380 : x
  2. Step 2: Convert to fraction form
    27,379,782/40,984,380 = 40,984,380/x
  3. Step 3: Cross multiply
    27,379,782x = 40,984,380 × 40,984,380
  4. Step 4: Simplify right side
    27,379,782x = 1,679,719,403,984,400
  5. Step 5: Solve for x
    x = 1,679,719,403,984,400/27,379,782
  6. Step 6: Final answer
    x = 61,348,896.20

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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.