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Finding the Third Proportional to 295,220 and 469,981

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Solution

The third proportional to 295,220 and 469,981 is: 748,195.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,220 : 469,981 = 469,981 : x
  2. Step 2: Convert to fraction form
    295,220/469,981 = 469,981/x
  3. Step 3: Cross multiply
    295,220x = 469,981 × 469,981
  4. Step 4: Simplify right side
    295,220x = 220,882,140,361
  5. Step 5: Solve for x
    x = 220,882,140,361/295,220
  6. Step 6: Final answer
    x = 748,195.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.