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Finding the Third Proportional to 282,785 and 585,254

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Solution

The third proportional to 282,785 and 585,254 is: 1,211,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,785 : 585,254 = 585,254 : x
  2. Step 2: Convert to fraction form
    282,785/585,254 = 585,254/x
  3. Step 3: Cross multiply
    282,785x = 585,254 × 585,254
  4. Step 4: Simplify right side
    282,785x = 342,522,244,516
  5. Step 5: Solve for x
    x = 342,522,244,516/282,785
  6. Step 6: Final answer
    x = 1,211,246.16

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.