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Finding the Third Proportional to 8,976,036 and 19,473,864

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Solution

The third proportional to 8,976,036 and 19,473,864 is: 42,249,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976,036 : 19,473,864 = 19,473,864 : x
  2. Step 2: Convert to fraction form
    8,976,036/19,473,864 = 19,473,864/x
  3. Step 3: Cross multiply
    8,976,036x = 19,473,864 × 19,473,864
  4. Step 4: Simplify right side
    8,976,036x = 379,231,379,090,496
  5. Step 5: Solve for x
    x = 379,231,379,090,496/8,976,036
  6. Step 6: Final answer
    x = 42,249,315.74

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.