Home / 274,892.64-412,085.20-190,692.52

Finding the Fourth Proportional to 274,892.64, 412,085.20 and 190,692.52

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Solution

The fourth proportional to 274,892.64, 412,085.20 and 190,692.52 is: 285,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,892.64 : 412,085.20 = 190,692.52 : x
  2. Step 2: Convert to fraction form
    274,892.64/412,085.20 = 190,692.52/x
  3. Step 3: Cross multiply
    274,892.64x = 412,085.20 × 190,692.52
  4. Step 4: Simplify right side
    274,892.64x = 78,581,565,242.70
  5. Step 5: Solve for x
    x = 78,581,565,242.70/274,892.64
  6. Step 6: Final answer
    x = 285,862.75

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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.