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Finding the Third Proportional to 43,406,616 and 57,863,976

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Solution

The third proportional to 43,406,616 and 57,863,976 is: 77,136,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,406,616 : 57,863,976 = 57,863,976 : x
  2. Step 2: Convert to fraction form
    43,406,616/57,863,976 = 57,863,976/x
  3. Step 3: Cross multiply
    43,406,616x = 57,863,976 × 57,863,976
  4. Step 4: Simplify right side
    43,406,616x = 3,348,239,718,528,576
  5. Step 5: Solve for x
    x = 3,348,239,718,528,576/43,406,616
  6. Step 6: Final answer
    x = 77,136,621.72

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.