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Finding the Third Proportional to 160,665.75 and 352,851.75

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Solution

The third proportional to 160,665.75 and 352,851.75 is: 774,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,665.75 : 352,851.75 = 352,851.75 : x
  2. Step 2: Convert to fraction form
    160,665.75/352,851.75 = 352,851.75/x
  3. Step 3: Cross multiply
    160,665.75x = 352,851.75 × 352,851.75
  4. Step 4: Simplify right side
    160,665.75x = 124,504,357,478.06
  5. Step 5: Solve for x
    x = 124,504,357,478.06/160,665.75
  6. Step 6: Final answer
    x = 774,927.81

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.