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Finding the Third Proportional to 270,148.50 and 587,865

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Solution

The third proportional to 270,148.50 and 587,865 is: 1,279,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,148.50 : 587,865 = 587,865 : x
  2. Step 2: Convert to fraction form
    270,148.50/587,865 = 587,865/x
  3. Step 3: Cross multiply
    270,148.50x = 587,865 × 587,865
  4. Step 4: Simplify right side
    270,148.50x = 345,585,258,225
  5. Step 5: Solve for x
    x = 345,585,258,225/270,148.50
  6. Step 6: Final answer
    x = 1,279,241.82

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.