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Finding the Third Proportional to 539,720 and 792,084

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Solution

The third proportional to 539,720 and 792,084 is: 1,162,449.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,720 : 792,084 = 792,084 : x
  2. Step 2: Convert to fraction form
    539,720/792,084 = 792,084/x
  3. Step 3: Cross multiply
    539,720x = 792,084 × 792,084
  4. Step 4: Simplify right side
    539,720x = 627,397,063,056
  5. Step 5: Solve for x
    x = 627,397,063,056/539,720
  6. Step 6: Final answer
    x = 1,162,449.16

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.