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Finding the Fourth Proportional to 243,452.44, 364,682.71 and 198,633.52

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Solution

The fourth proportional to 243,452.44, 364,682.71 and 198,633.52 is: 297,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,452.44 : 364,682.71 = 198,633.52 : x
  2. Step 2: Convert to fraction form
    243,452.44/364,682.71 = 198,633.52/x
  3. Step 3: Cross multiply
    243,452.44x = 364,682.71 × 198,633.52
  4. Step 4: Simplify right side
    243,452.44x = 72,438,207,905.93
  5. Step 5: Solve for x
    x = 72,438,207,905.93/243,452.44
  6. Step 6: Final answer
    x = 297,545.63

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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.