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Finding the Third Proportional to 250,711.50 and 536,415

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Solution

The third proportional to 250,711.50 and 536,415 is: 1,147,697.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,711.50 : 536,415 = 536,415 : x
  2. Step 2: Convert to fraction form
    250,711.50/536,415 = 536,415/x
  3. Step 3: Cross multiply
    250,711.50x = 536,415 × 536,415
  4. Step 4: Simplify right side
    250,711.50x = 287,741,052,225
  5. Step 5: Solve for x
    x = 287,741,052,225/250,711.50
  6. Step 6: Final answer
    x = 1,147,697.86

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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.