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Finding the Fourth Proportional to 241,350.30, 361,884.36 and 72,820.08

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Solution

The fourth proportional to 241,350.30, 361,884.36 and 72,820.08 is: 109,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,350.30 : 361,884.36 = 72,820.08 : x
  2. Step 2: Convert to fraction form
    241,350.30/361,884.36 = 72,820.08/x
  3. Step 3: Cross multiply
    241,350.30x = 361,884.36 × 72,820.08
  4. Step 4: Simplify right side
    241,350.30x = 26,352,448,045.95
  5. Step 5: Solve for x
    x = 26,352,448,045.95/241,350.30
  6. Step 6: Final answer
    x = 109,187.55

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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.