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Finding the Third Proportional to 3,973,577 and 8,582,386

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Solution

The third proportional to 3,973,577 and 8,582,386 is: 18,536,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,577 : 8,582,386 = 8,582,386 : x
  2. Step 2: Convert to fraction form
    3,973,577/8,582,386 = 8,582,386/x
  3. Step 3: Cross multiply
    3,973,577x = 8,582,386 × 8,582,386
  4. Step 4: Simplify right side
    3,973,577x = 73,657,349,452,996
  5. Step 5: Solve for x
    x = 73,657,349,452,996/3,973,577
  6. Step 6: Final answer
    x = 18,536,786.74

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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.