Home / 437,770.28-604,216.92-276,522.78

Finding the Fourth Proportional to 437,770.28, 604,216.92 and 276,522.78

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Solution

The fourth proportional to 437,770.28, 604,216.92 and 276,522.78 is: 381,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,770.28 : 604,216.92 = 276,522.78 : x
  2. Step 2: Convert to fraction form
    437,770.28/604,216.92 = 276,522.78/x
  3. Step 3: Cross multiply
    437,770.28x = 604,216.92 × 276,522.78
  4. Step 4: Simplify right side
    437,770.28x = 167,079,742,441.44
  5. Step 5: Solve for x
    x = 167,079,742,441.44/437,770.28
  6. Step 6: Final answer
    x = 381,660.77

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1.5x scale

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.