Home / 856,635.07-1,182,163.40-474,668.23

Finding the Fourth Proportional to 856,635.07, 1,182,163.40 and 474,668.23

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Solution

The fourth proportional to 856,635.07, 1,182,163.40 and 474,668.23 is: 655,046.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,635.07 : 1,182,163.40 = 474,668.23 : x
  2. Step 2: Convert to fraction form
    856,635.07/1,182,163.40 = 474,668.23/x
  3. Step 3: Cross multiply
    856,635.07x = 1,182,163.40 × 474,668.23
  4. Step 4: Simplify right side
    856,635.07x = 561,135,408,648.78
  5. Step 5: Solve for x
    x = 561,135,408,648.78/856,635.07
  6. Step 6: Final answer
    x = 655,046.04

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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.