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Finding the Fourth Proportional to 599,990, 899,540.76 and 363,277.04

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Solution

The fourth proportional to 599,990, 899,540.76 and 363,277.04 is: 544,646.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,990 : 899,540.76 = 363,277.04 : x
  2. Step 2: Convert to fraction form
    599,990/899,540.76 = 363,277.04/x
  3. Step 3: Cross multiply
    599,990x = 899,540.76 × 363,277.04
  4. Step 4: Simplify right side
    599,990x = 326,782,504,652.15
  5. Step 5: Solve for x
    x = 326,782,504,652.15/599,990
  6. Step 6: Final answer
    x = 544,646.59

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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.