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Finding the Third Proportional to 160,554.66 and 352,890

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Solution

The third proportional to 160,554.66 and 352,890 is: 775,632.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,554.66 : 352,890 = 352,890 : x
  2. Step 2: Convert to fraction form
    160,554.66/352,890 = 352,890/x
  3. Step 3: Cross multiply
    160,554.66x = 352,890 × 352,890
  4. Step 4: Simplify right side
    160,554.66x = 124,531,352,100
  5. Step 5: Solve for x
    x = 124,531,352,100/160,554.66
  6. Step 6: Final answer
    x = 775,632.14

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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.