Home / 364,839.41-503,440.19-211,847.78

Finding the Fourth Proportional to 364,839.41, 503,440.19 and 211,847.78

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Solution

The fourth proportional to 364,839.41, 503,440.19 and 211,847.78 is: 292,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,839.41 : 503,440.19 = 211,847.78 : x
  2. Step 2: Convert to fraction form
    364,839.41/503,440.19 = 211,847.78/x
  3. Step 3: Cross multiply
    364,839.41x = 503,440.19 × 211,847.78
  4. Step 4: Simplify right side
    364,839.41x = 106,652,684,626.70
  5. Step 5: Solve for x
    x = 106,652,684,626.70/364,839.41
  6. Step 6: Final answer
    x = 292,327.75

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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.