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Finding the Third Proportional to 153,599 and 336,722

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Solution

The third proportional to 153,599 and 336,722 is: 738,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,599 : 336,722 = 336,722 : x
  2. Step 2: Convert to fraction form
    153,599/336,722 = 336,722/x
  3. Step 3: Cross multiply
    153,599x = 336,722 × 336,722
  4. Step 4: Simplify right side
    153,599x = 113,381,705,284
  5. Step 5: Solve for x
    x = 113,381,705,284/153,599
  6. Step 6: Final answer
    x = 738,166.95

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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.