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Finding the Third Proportional to 72,806.13 and 155,734.88

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Solution

The third proportional to 72,806.13 and 155,734.88 is: 333,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,806.13 : 155,734.88 = 155,734.88 : x
  2. Step 2: Convert to fraction form
    72,806.13/155,734.88 = 155,734.88/x
  3. Step 3: Cross multiply
    72,806.13x = 155,734.88 × 155,734.88
  4. Step 4: Simplify right side
    72,806.13x = 24,253,351,291.27
  5. Step 5: Solve for x
    x = 24,253,351,291.27/72,806.13
  6. Step 6: Final answer
    x = 333,122.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.