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Finding the Third Proportional to 118,510.50 and 259,191.75

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Solution

The third proportional to 118,510.50 and 259,191.75 is: 566,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,510.50 : 259,191.75 = 259,191.75 : x
  2. Step 2: Convert to fraction form
    118,510.50/259,191.75 = 259,191.75/x
  3. Step 3: Cross multiply
    118,510.50x = 259,191.75 × 259,191.75
  4. Step 4: Simplify right side
    118,510.50x = 67,180,363,268.06
  5. Step 5: Solve for x
    x = 67,180,363,268.06/118,510.50
  6. Step 6: Final answer
    x = 566,872.67

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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.