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Finding the Third Proportional to 268,230 and 586,284

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Solution

The third proportional to 268,230 and 586,284 is: 1,281,470.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,230 : 586,284 = 586,284 : x
  2. Step 2: Convert to fraction form
    268,230/586,284 = 586,284/x
  3. Step 3: Cross multiply
    268,230x = 586,284 × 586,284
  4. Step 4: Simplify right side
    268,230x = 343,728,928,656
  5. Step 5: Solve for x
    x = 343,728,928,656/268,230
  6. Step 6: Final answer
    x = 1,281,470.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.