Home / 691,516.04-1,037,274.24-218,238.44

Finding the Fourth Proportional to 691,516.04, 1,037,274.24 and 218,238.44

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Solution

The fourth proportional to 691,516.04, 1,037,274.24 and 218,238.44 is: 327,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,516.04 : 1,037,274.24 = 218,238.44 : x
  2. Step 2: Convert to fraction form
    691,516.04/1,037,274.24 = 218,238.44/x
  3. Step 3: Cross multiply
    691,516.04x = 1,037,274.24 × 218,238.44
  4. Step 4: Simplify right side
    691,516.04x = 226,373,111,989.79
  5. Step 5: Solve for x
    x = 226,373,111,989.79/691,516.04
  6. Step 6: Final answer
    x = 327,357.72

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Similar ratio
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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.