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Finding the Third Proportional to 175,344.75 and 256,453.59

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Solution

The third proportional to 175,344.75 and 256,453.59 is: 375,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,344.75 : 256,453.59 = 256,453.59 : x
  2. Step 2: Convert to fraction form
    175,344.75/256,453.59 = 256,453.59/x
  3. Step 3: Cross multiply
    175,344.75x = 256,453.59 × 256,453.59
  4. Step 4: Simplify right side
    175,344.75x = 65,768,445,747.29
  5. Step 5: Solve for x
    x = 65,768,445,747.29/175,344.75
  6. Step 6: Final answer
    x = 375,080.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.