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Finding the Third Proportional to 154,958.06 and 328,232.25

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Solution

The third proportional to 154,958.06 and 328,232.25 is: 695,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,958.06 : 328,232.25 = 328,232.25 : x
  2. Step 2: Convert to fraction form
    154,958.06/328,232.25 = 328,232.25/x
  3. Step 3: Cross multiply
    154,958.06x = 328,232.25 × 328,232.25
  4. Step 4: Simplify right side
    154,958.06x = 107,736,409,940.06
  5. Step 5: Solve for x
    x = 107,736,409,940.06/154,958.06
  6. Step 6: Final answer
    x = 695,261.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.