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Finding the Fourth Proportional to 234,003.30, 350,999.55 and 76,230.60

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Solution

The fourth proportional to 234,003.30, 350,999.55 and 76,230.60 is: 114,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,003.30 : 350,999.55 = 76,230.60 : x
  2. Step 2: Convert to fraction form
    234,003.30/350,999.55 = 76,230.60/x
  3. Step 3: Cross multiply
    234,003.30x = 350,999.55 × 76,230.60
  4. Step 4: Simplify right side
    234,003.30x = 26,756,906,296.23
  5. Step 5: Solve for x
    x = 26,756,906,296.23/234,003.30
  6. Step 6: Final answer
    x = 114,344.14

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1.5x scale

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.