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Finding the Third Proportional to 3,973,653 and 8,582,489

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Solution

The third proportional to 3,973,653 and 8,582,489 is: 18,536,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,653 : 8,582,489 = 8,582,489 : x
  2. Step 2: Convert to fraction form
    3,973,653/8,582,489 = 8,582,489/x
  3. Step 3: Cross multiply
    3,973,653x = 8,582,489 × 8,582,489
  4. Step 4: Simplify right side
    3,973,653x = 73,659,117,435,121
  5. Step 5: Solve for x
    x = 73,659,117,435,121/3,973,653
  6. Step 6: Final answer
    x = 18,536,877.13

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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.