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Finding the Third Proportional to 157,705.50 and 236,324.25

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Solution

The third proportional to 157,705.50 and 236,324.25 is: 354,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,705.50 : 236,324.25 = 236,324.25 : x
  2. Step 2: Convert to fraction form
    157,705.50/236,324.25 = 236,324.25/x
  3. Step 3: Cross multiply
    157,705.50x = 236,324.25 × 236,324.25
  4. Step 4: Simplify right side
    157,705.50x = 55,849,151,138.06
  5. Step 5: Solve for x
    x = 55,849,151,138.06/157,705.50
  6. Step 6: Final answer
    x = 354,135.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.