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Finding the Third Proportional to 180,643.50 and 254,160.75

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Solution

The third proportional to 180,643.50 and 254,160.75 is: 357,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,643.50 : 254,160.75 = 254,160.75 : x
  2. Step 2: Convert to fraction form
    180,643.50/254,160.75 = 254,160.75/x
  3. Step 3: Cross multiply
    180,643.50x = 254,160.75 × 254,160.75
  4. Step 4: Simplify right side
    180,643.50x = 64,597,686,840.56
  5. Step 5: Solve for x
    x = 64,597,686,840.56/180,643.50
  6. Step 6: Final answer
    x = 357,597.63

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.