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Finding the Third Proportional to 18,588,017 and 40,264,077

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Solution

The third proportional to 18,588,017 and 40,264,077 is: 87,217,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,017 : 40,264,077 = 40,264,077 : x
  2. Step 2: Convert to fraction form
    18,588,017/40,264,077 = 40,264,077/x
  3. Step 3: Cross multiply
    18,588,017x = 40,264,077 × 40,264,077
  4. Step 4: Simplify right side
    18,588,017x = 1,621,195,896,661,929
  5. Step 5: Solve for x
    x = 1,621,195,896,661,929/18,588,017
  6. Step 6: Final answer
    x = 87,217,259.20

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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.