Home / 756,131.00-1,134,196.53-223,610.57

Finding the Fourth Proportional to 756,131.00, 1,134,196.53 and 223,610.57

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Solution

The fourth proportional to 756,131.00, 1,134,196.53 and 223,610.57 is: 335,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,131.00 : 1,134,196.53 = 223,610.57 : x
  2. Step 2: Convert to fraction form
    756,131.00/1,134,196.53 = 223,610.57/x
  3. Step 3: Cross multiply
    756,131.00x = 1,134,196.53 × 223,610.57
  4. Step 4: Simplify right side
    756,131.00x = 253,618,336,688.89
  5. Step 5: Solve for x
    x = 253,618,336,688.89/756,131.00
  6. Step 6: Final answer
    x = 335,415.87

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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.