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Finding the Third Proportional to 229,776 and 502,320

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Solution

The third proportional to 229,776 and 502,320 is: 1,098,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,776 : 502,320 = 502,320 : x
  2. Step 2: Convert to fraction form
    229,776/502,320 = 502,320/x
  3. Step 3: Cross multiply
    229,776x = 502,320 × 502,320
  4. Step 4: Simplify right side
    229,776x = 252,325,382,400
  5. Step 5: Solve for x
    x = 252,325,382,400/229,776
  6. Step 6: Final answer
    x = 1,098,136.37

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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.