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Finding the Third Proportional to 549,466 and 1,187,839

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Solution

The third proportional to 549,466 and 1,187,839 is: 2,567,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,466 : 1,187,839 = 1,187,839 : x
  2. Step 2: Convert to fraction form
    549,466/1,187,839 = 1,187,839/x
  3. Step 3: Cross multiply
    549,466x = 1,187,839 × 1,187,839
  4. Step 4: Simplify right side
    549,466x = 1,410,961,489,921
  5. Step 5: Solve for x
    x = 1,410,961,489,921/549,466
  6. Step 6: Final answer
    x = 2,567,877.70

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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.