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Finding the Third Proportional to 12,049,947.50 and 18,357,267

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Solution

The third proportional to 12,049,947.50 and 18,357,267 is: 27,966,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049,947.50 : 18,357,267 = 18,357,267 : x
  2. Step 2: Convert to fraction form
    12,049,947.50/18,357,267 = 18,357,267/x
  3. Step 3: Cross multiply
    12,049,947.50x = 18,357,267 × 18,357,267
  4. Step 4: Simplify right side
    12,049,947.50x = 336,989,251,709,289
  5. Step 5: Solve for x
    x = 336,989,251,709,289/12,049,947.50
  6. Step 6: Final answer
    x = 27,966,034.85

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.