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Finding the Fourth Proportional to 241,003.40, 361,440.30 and 72,523.40

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Solution

The fourth proportional to 241,003.40, 361,440.30 and 72,523.40 is: 108,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,003.40 : 361,440.30 = 72,523.40 : x
  2. Step 2: Convert to fraction form
    241,003.40/361,440.30 = 72,523.40/x
  3. Step 3: Cross multiply
    241,003.40x = 361,440.30 × 72,523.40
  4. Step 4: Simplify right side
    241,003.40x = 26,212,879,453.02
  5. Step 5: Solve for x
    x = 26,212,879,453.02/241,003.40
  6. Step 6: Final answer
    x = 108,765.60

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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.