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Finding the Fourth Proportional to 296,233.20, 443,693.70 and 243,745.20

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Solution

The fourth proportional to 296,233.20, 443,693.70 and 243,745.20 is: 365,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,233.20 : 443,693.70 = 243,745.20 : x
  2. Step 2: Convert to fraction form
    296,233.20/443,693.70 = 243,745.20/x
  3. Step 3: Cross multiply
    296,233.20x = 443,693.70 × 243,745.20
  4. Step 4: Simplify right side
    296,233.20x = 108,148,209,645.24
  5. Step 5: Solve for x
    x = 108,148,209,645.24/296,233.20
  6. Step 6: Final answer
    x = 365,077.95

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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.