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Finding the Third Proportional to 155,443.50 and 233,163

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Solution

The third proportional to 155,443.50 and 233,163 is: 349,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,443.50 : 233,163 = 233,163 : x
  2. Step 2: Convert to fraction form
    155,443.50/233,163 = 233,163/x
  3. Step 3: Cross multiply
    155,443.50x = 233,163 × 233,163
  4. Step 4: Simplify right side
    155,443.50x = 54,364,984,569
  5. Step 5: Solve for x
    x = 54,364,984,569/155,443.50
  6. Step 6: Final answer
    x = 349,741.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.