Home / 661,932.27-992,025.72-262,355.22

Finding the Fourth Proportional to 661,932.27, 992,025.72 and 262,355.22

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Solution

The fourth proportional to 661,932.27, 992,025.72 and 262,355.22 is: 393,186.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,932.27 : 992,025.72 = 262,355.22 : x
  2. Step 2: Convert to fraction form
    661,932.27/992,025.72 = 262,355.22/x
  3. Step 3: Cross multiply
    661,932.27x = 992,025.72 × 262,355.22
  4. Step 4: Simplify right side
    661,932.27x = 260,263,126,016.26
  5. Step 5: Solve for x
    x = 260,263,126,016.26/661,932.27
  6. Step 6: Final answer
    x = 393,186.94

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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.