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Finding the Third Proportional to 163,023.75 and 330,468.75

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Solution

The third proportional to 163,023.75 and 330,468.75 is: 669,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,023.75 : 330,468.75 = 330,468.75 : x
  2. Step 2: Convert to fraction form
    163,023.75/330,468.75 = 330,468.75/x
  3. Step 3: Cross multiply
    163,023.75x = 330,468.75 × 330,468.75
  4. Step 4: Simplify right side
    163,023.75x = 109,209,594,726.56
  5. Step 5: Solve for x
    x = 109,209,594,726.56/163,023.75
  6. Step 6: Final answer
    x = 669,899.91

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.