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Finding the Third Proportional to 151,961.06 and 330,679.13

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Solution

The third proportional to 151,961.06 and 330,679.13 is: 719,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,961.06 : 330,679.13 = 330,679.13 : x
  2. Step 2: Convert to fraction form
    151,961.06/330,679.13 = 330,679.13/x
  3. Step 3: Cross multiply
    151,961.06x = 330,679.13 × 330,679.13
  4. Step 4: Simplify right side
    151,961.06x = 109,348,683,710.77
  5. Step 5: Solve for x
    x = 109,348,683,710.77/151,961.06
  6. Step 6: Final answer
    x = 719,583.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.