Home / 344,023.25-474,821.94-198,835.20

Finding the Fourth Proportional to 344,023.25, 474,821.94 and 198,835.20

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Solution

The fourth proportional to 344,023.25, 474,821.94 and 198,835.20 is: 274,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,023.25 : 474,821.94 = 198,835.20 : x
  2. Step 2: Convert to fraction form
    344,023.25/474,821.94 = 198,835.20/x
  3. Step 3: Cross multiply
    344,023.25x = 474,821.94 × 198,835.20
  4. Step 4: Simplify right side
    344,023.25x = 94,411,315,404.29
  5. Step 5: Solve for x
    x = 94,411,315,404.29/344,023.25
  6. Step 6: Final answer
    x = 274,432.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.