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Finding the Third Proportional to 114,615.75 and 177,117

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Solution

The third proportional to 114,615.75 and 177,117 is: 273,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,615.75 : 177,117 = 177,117 : x
  2. Step 2: Convert to fraction form
    114,615.75/177,117 = 177,117/x
  3. Step 3: Cross multiply
    114,615.75x = 177,117 × 177,117
  4. Step 4: Simplify right side
    114,615.75x = 31,370,431,689
  5. Step 5: Solve for x
    x = 31,370,431,689/114,615.75
  6. Step 6: Final answer
    x = 273,700.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.