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Finding the Third Proportional to 153,937.69 and 336,246.19

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Solution

The third proportional to 153,937.69 and 336,246.19 is: 734,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,937.69 : 336,246.19 = 336,246.19 : x
  2. Step 2: Convert to fraction form
    153,937.69/336,246.19 = 336,246.19/x
  3. Step 3: Cross multiply
    153,937.69x = 336,246.19 × 336,246.19
  4. Step 4: Simplify right side
    153,937.69x = 113,061,498,608.29
  5. Step 5: Solve for x
    x = 113,061,498,608.29/153,937.69
  6. Step 6: Final answer
    x = 734,462.76

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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.