Home / 308,631.82-462,527.37-173,760.28

Finding the Fourth Proportional to 308,631.82, 462,527.37 and 173,760.28

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Solution

The fourth proportional to 308,631.82, 462,527.37 and 173,760.28 is: 260,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,631.82 : 462,527.37 = 173,760.28 : x
  2. Step 2: Convert to fraction form
    308,631.82/462,527.37 = 173,760.28/x
  3. Step 3: Cross multiply
    308,631.82x = 462,527.37 × 173,760.28
  4. Step 4: Simplify right side
    308,631.82x = 80,368,885,318.86
  5. Step 5: Solve for x
    x = 80,368,885,318.86/308,631.82
  6. Step 6: Final answer
    x = 260,403.76

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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.