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Finding the Third Proportional to 115,834.50 and 253,812.75

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Solution

The third proportional to 115,834.50 and 253,812.75 is: 556,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,834.50 : 253,812.75 = 253,812.75 : x
  2. Step 2: Convert to fraction form
    115,834.50/253,812.75 = 253,812.75/x
  3. Step 3: Cross multiply
    115,834.50x = 253,812.75 × 253,812.75
  4. Step 4: Simplify right side
    115,834.50x = 64,420,912,062.56
  5. Step 5: Solve for x
    x = 64,420,912,062.56/115,834.50
  6. Step 6: Final answer
    x = 556,146.16

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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.