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Finding the Third Proportional to 15,637,769 and 32,569,864

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Solution

The third proportional to 15,637,769 and 32,569,864 is: 67,835,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637,769 : 32,569,864 = 32,569,864 : x
  2. Step 2: Convert to fraction form
    15,637,769/32,569,864 = 32,569,864/x
  3. Step 3: Cross multiply
    15,637,769x = 32,569,864 × 32,569,864
  4. Step 4: Simplify right side
    15,637,769x = 1,060,796,040,978,496
  5. Step 5: Solve for x
    x = 1,060,796,040,978,496/15,637,769
  6. Step 6: Final answer
    x = 67,835,510.36

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.