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Finding the Third Proportional to 225,920.25 and 470,569.50

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Solution

The third proportional to 225,920.25 and 470,569.50 is: 980,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,920.25 : 470,569.50 = 470,569.50 : x
  2. Step 2: Convert to fraction form
    225,920.25/470,569.50 = 470,569.50/x
  3. Step 3: Cross multiply
    225,920.25x = 470,569.50 × 470,569.50
  4. Step 4: Simplify right side
    225,920.25x = 221,435,654,330.25
  5. Step 5: Solve for x
    x = 221,435,654,330.25/225,920.25
  6. Step 6: Final answer
    x = 980,149.65

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.