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Finding the Third Proportional to 5,920,710.75 and 12,755,011.50

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Solution

The third proportional to 5,920,710.75 and 12,755,011.50 is: 27,478,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,710.75 : 12,755,011.50 = 12,755,011.50 : x
  2. Step 2: Convert to fraction form
    5,920,710.75/12,755,011.50 = 12,755,011.50/x
  3. Step 3: Cross multiply
    5,920,710.75x = 12,755,011.50 × 12,755,011.50
  4. Step 4: Simplify right side
    5,920,710.75x = 162,690,318,365,132.25
  5. Step 5: Solve for x
    x = 162,690,318,365,132.25/5,920,710.75
  6. Step 6: Final answer
    x = 27,478,173.69

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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.