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Finding the Third Proportional to 153,605.25 and 336,732.75

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Solution

The third proportional to 153,605.25 and 336,732.75 is: 738,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,605.25 : 336,732.75 = 336,732.75 : x
  2. Step 2: Convert to fraction form
    153,605.25/336,732.75 = 336,732.75/x
  3. Step 3: Cross multiply
    153,605.25x = 336,732.75 × 336,732.75
  4. Step 4: Simplify right side
    153,605.25x = 113,388,944,922.56
  5. Step 5: Solve for x
    x = 113,388,944,922.56/153,605.25
  6. Step 6: Final answer
    x = 738,184.05

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.