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Finding the Third Proportional to 160,129.50 and 370,659.75

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Solution

The third proportional to 160,129.50 and 370,659.75 is: 857,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,129.50 : 370,659.75 = 370,659.75 : x
  2. Step 2: Convert to fraction form
    160,129.50/370,659.75 = 370,659.75/x
  3. Step 3: Cross multiply
    160,129.50x = 370,659.75 × 370,659.75
  4. Step 4: Simplify right side
    160,129.50x = 137,388,650,270.06
  5. Step 5: Solve for x
    x = 137,388,650,270.06/160,129.50
  6. Step 6: Final answer
    x = 857,984.63

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.