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Finding the Third Proportional to 172,999.50 and 232,777.50

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Solution

The third proportional to 172,999.50 and 232,777.50 is: 313,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,999.50 : 232,777.50 = 232,777.50 : x
  2. Step 2: Convert to fraction form
    172,999.50/232,777.50 = 232,777.50/x
  3. Step 3: Cross multiply
    172,999.50x = 232,777.50 × 232,777.50
  4. Step 4: Simplify right side
    172,999.50x = 54,185,364,506.25
  5. Step 5: Solve for x
    x = 54,185,364,506.25/172,999.50
  6. Step 6: Final answer
    x = 313,211.10

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.