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Finding the Third Proportional to 424,959 and 928,326

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Solution

The third proportional to 424,959 and 928,326 is: 2,027,934.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,959 : 928,326 = 928,326 : x
  2. Step 2: Convert to fraction form
    424,959/928,326 = 928,326/x
  3. Step 3: Cross multiply
    424,959x = 928,326 × 928,326
  4. Step 4: Simplify right side
    424,959x = 861,789,162,276
  5. Step 5: Solve for x
    x = 861,789,162,276/424,959
  6. Step 6: Final answer
    x = 2,027,934.84

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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.