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Finding the Third Proportional to 275,332 and 565,486

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Solution

The third proportional to 275,332 and 565,486 is: 1,161,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,332 : 565,486 = 565,486 : x
  2. Step 2: Convert to fraction form
    275,332/565,486 = 565,486/x
  3. Step 3: Cross multiply
    275,332x = 565,486 × 565,486
  4. Step 4: Simplify right side
    275,332x = 319,774,416,196
  5. Step 5: Solve for x
    x = 319,774,416,196/275,332
  6. Step 6: Final answer
    x = 1,161,413.92

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.