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Finding the Third Proportional to 85,186.50 and 180,750

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Solution

The third proportional to 85,186.50 and 180,750 is: 383,518.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,186.50 : 180,750 = 180,750 : x
  2. Step 2: Convert to fraction form
    85,186.50/180,750 = 180,750/x
  3. Step 3: Cross multiply
    85,186.50x = 180,750 × 180,750
  4. Step 4: Simplify right side
    85,186.50x = 32,670,562,500
  5. Step 5: Solve for x
    x = 32,670,562,500/85,186.50
  6. Step 6: Final answer
    x = 383,518.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.