Home / 734,986.14-1,102,791.21-356,188.83

Finding the Fourth Proportional to 734,986.14, 1,102,791.21 and 356,188.83

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Solution

The fourth proportional to 734,986.14, 1,102,791.21 and 356,188.83 is: 534,434.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,986.14 : 1,102,791.21 = 356,188.83 : x
  2. Step 2: Convert to fraction form
    734,986.14/1,102,791.21 = 356,188.83/x
  3. Step 3: Cross multiply
    734,986.14x = 1,102,791.21 × 356,188.83
  4. Step 4: Simplify right side
    734,986.14x = 392,801,905,310.23
  5. Step 5: Solve for x
    x = 392,801,905,310.23/734,986.14
  6. Step 6: Final answer
    x = 534,434.44

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Double scale
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1.5x scale

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.