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Finding the Third Proportional to 539,298 and 1,173,690

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Solution

The third proportional to 539,298 and 1,173,690 is: 2,554,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,298 : 1,173,690 = 1,173,690 : x
  2. Step 2: Convert to fraction form
    539,298/1,173,690 = 1,173,690/x
  3. Step 3: Cross multiply
    539,298x = 1,173,690 × 1,173,690
  4. Step 4: Simplify right side
    539,298x = 1,377,548,216,100
  5. Step 5: Solve for x
    x = 1,377,548,216,100/539,298
  6. Step 6: Final answer
    x = 2,554,335.85

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.