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Finding the Fourth Proportional to 250,395.35, 375,593.67 and 72,906.62

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Solution

The fourth proportional to 250,395.35, 375,593.67 and 72,906.62 is: 109,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,395.35 : 375,593.67 = 72,906.62 : x
  2. Step 2: Convert to fraction form
    250,395.35/375,593.67 = 72,906.62/x
  3. Step 3: Cross multiply
    250,395.35x = 375,593.67 × 72,906.62
  4. Step 4: Simplify right side
    250,395.35x = 27,383,263,095.13
  5. Step 5: Solve for x
    x = 27,383,263,095.13/250,395.35
  6. Step 6: Final answer
    x = 109,360.11

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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.