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Finding the Fourth Proportional to 242,891.10, 364,336.65 and 233,559.90

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Solution

The fourth proportional to 242,891.10, 364,336.65 and 233,559.90 is: 350,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,891.10 : 364,336.65 = 233,559.90 : x
  2. Step 2: Convert to fraction form
    242,891.10/364,336.65 = 233,559.90/x
  3. Step 3: Cross multiply
    242,891.10x = 364,336.65 × 233,559.90
  4. Step 4: Simplify right side
    242,891.10x = 85,094,431,540.34
  5. Step 5: Solve for x
    x = 85,094,431,540.34/242,891.10
  6. Step 6: Final answer
    x = 350,339.85

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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.