Home / 661,634.24-992,462.70-188,331.80

Finding the Fourth Proportional to 661,634.24, 992,462.70 and 188,331.80

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Solution

The fourth proportional to 661,634.24, 992,462.70 and 188,331.80 is: 282,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,634.24 : 992,462.70 = 188,331.80 : x
  2. Step 2: Convert to fraction form
    661,634.24/992,462.70 = 188,331.80/x
  3. Step 3: Cross multiply
    661,634.24x = 992,462.70 × 188,331.80
  4. Step 4: Simplify right side
    661,634.24x = 186,912,286,723.86
  5. Step 5: Solve for x
    x = 186,912,286,723.86/661,634.24
  6. Step 6: Final answer
    x = 282,500.93

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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.