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Finding the Third Proportional to 147,688 and 223,292

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Solution

The third proportional to 147,688 and 223,292 is: 337,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,688 : 223,292 = 223,292 : x
  2. Step 2: Convert to fraction form
    147,688/223,292 = 223,292/x
  3. Step 3: Cross multiply
    147,688x = 223,292 × 223,292
  4. Step 4: Simplify right side
    147,688x = 49,859,317,264
  5. Step 5: Solve for x
    x = 49,859,317,264/147,688
  6. Step 6: Final answer
    x = 337,598.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.