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Finding the Third Proportional to 3,937,713 and 8,547,655

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Solution

The third proportional to 3,937,713 and 8,547,655 is: 18,554,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,713 : 8,547,655 = 8,547,655 : x
  2. Step 2: Convert to fraction form
    3,937,713/8,547,655 = 8,547,655/x
  3. Step 3: Cross multiply
    3,937,713x = 8,547,655 × 8,547,655
  4. Step 4: Simplify right side
    3,937,713x = 73,062,405,999,025
  5. Step 5: Solve for x
    x = 73,062,405,999,025/3,937,713
  6. Step 6: Final answer
    x = 18,554,527.97

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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.