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Finding the Third Proportional to 12,364,394 and 18,913,757

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Solution

The third proportional to 12,364,394 and 18,913,757 is: 28,932,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,394 : 18,913,757 = 18,913,757 : x
  2. Step 2: Convert to fraction form
    12,364,394/18,913,757 = 18,913,757/x
  3. Step 3: Cross multiply
    12,364,394x = 18,913,757 × 18,913,757
  4. Step 4: Simplify right side
    12,364,394x = 357,730,203,855,049
  5. Step 5: Solve for x
    x = 357,730,203,855,049/12,364,394
  6. Step 6: Final answer
    x = 28,932,287.65

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.