Home / 274,436.64-411,229.83-190,360.26

Finding the Fourth Proportional to 274,436.64, 411,229.83 and 190,360.26

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Solution

The fourth proportional to 274,436.64, 411,229.83 and 190,360.26 is: 285,245.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,436.64 : 411,229.83 = 190,360.26 : x
  2. Step 2: Convert to fraction form
    274,436.64/411,229.83 = 190,360.26/x
  3. Step 3: Cross multiply
    274,436.64x = 411,229.83 × 190,360.26
  4. Step 4: Simplify right side
    274,436.64x = 78,281,817,358.56
  5. Step 5: Solve for x
    x = 78,281,817,358.56/274,436.64
  6. Step 6: Final answer
    x = 285,245.50

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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.