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Finding the Third Proportional to 20,105,784 and 43,400,304

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Solution

The third proportional to 20,105,784 and 43,400,304 is: 93,683,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,105,784 : 43,400,304 = 43,400,304 : x
  2. Step 2: Convert to fraction form
    20,105,784/43,400,304 = 43,400,304/x
  3. Step 3: Cross multiply
    20,105,784x = 43,400,304 × 43,400,304
  4. Step 4: Simplify right side
    20,105,784x = 1,883,586,387,292,416
  5. Step 5: Solve for x
    x = 1,883,586,387,292,416/20,105,784
  6. Step 6: Final answer
    x = 93,683,806.97

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.