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Finding the Third Proportional to 115,141.50 and 177,633

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Solution

The third proportional to 115,141.50 and 177,633 is: 274,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,141.50 : 177,633 = 177,633 : x
  2. Step 2: Convert to fraction form
    115,141.50/177,633 = 177,633/x
  3. Step 3: Cross multiply
    115,141.50x = 177,633 × 177,633
  4. Step 4: Simplify right side
    115,141.50x = 31,553,482,689
  5. Step 5: Solve for x
    x = 31,553,482,689/115,141.50
  6. Step 6: Final answer
    x = 274,040.92

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.