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Finding the Third Proportional to 3,482,386 and 4,931,979

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Solution

The third proportional to 3,482,386 and 4,931,979 is: 6,984,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482,386 : 4,931,979 = 4,931,979 : x
  2. Step 2: Convert to fraction form
    3,482,386/4,931,979 = 4,931,979/x
  3. Step 3: Cross multiply
    3,482,386x = 4,931,979 × 4,931,979
  4. Step 4: Simplify right side
    3,482,386x = 24,324,416,856,441
  5. Step 5: Solve for x
    x = 24,324,416,856,441/3,482,386
  6. Step 6: Final answer
    x = 6,984,985.83

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.