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Finding the Third Proportional to 12,962,128 and 28,364,192

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Solution

The third proportional to 12,962,128 and 28,364,192 is: 62,067,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962,128 : 28,364,192 = 28,364,192 : x
  2. Step 2: Convert to fraction form
    12,962,128/28,364,192 = 28,364,192/x
  3. Step 3: Cross multiply
    12,962,128x = 28,364,192 × 28,364,192
  4. Step 4: Simplify right side
    12,962,128x = 804,527,387,812,864
  5. Step 5: Solve for x
    x = 804,527,387,812,864/12,962,128
  6. Step 6: Final answer
    x = 62,067,539.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.