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Finding the Third Proportional to 12,867,018.75 and 27,711,085.50

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Solution

The third proportional to 12,867,018.75 and 27,711,085.50 is: 59,680,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867,018.75 : 27,711,085.50 = 27,711,085.50 : x
  2. Step 2: Convert to fraction form
    12,867,018.75/27,711,085.50 = 27,711,085.50/x
  3. Step 3: Cross multiply
    12,867,018.75x = 27,711,085.50 × 27,711,085.50
  4. Step 4: Simplify right side
    12,867,018.75x = 767,904,259,588,310.25
  5. Step 5: Solve for x
    x = 767,904,259,588,310.25/12,867,018.75
  6. Step 6: Final answer
    x = 59,680,045.12

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