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Finding the Third Proportional to 163,479.75 and 352,758.38

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Solution

The third proportional to 163,479.75 and 352,758.38 is: 761,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,479.75 : 352,758.38 = 352,758.38 : x
  2. Step 2: Convert to fraction form
    163,479.75/352,758.38 = 352,758.38/x
  3. Step 3: Cross multiply
    163,479.75x = 352,758.38 × 352,758.38
  4. Step 4: Simplify right side
    163,479.75x = 124,438,471,132.64
  5. Step 5: Solve for x
    x = 124,438,471,132.64/163,479.75
  6. Step 6: Final answer
    x = 761,185.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.