Home / 304,960.06-457,462.52-80,318.86

Finding the Fourth Proportional to 304,960.06, 457,462.52 and 80,318.86

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Solution

The fourth proportional to 304,960.06, 457,462.52 and 80,318.86 is: 120,484.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,960.06 : 457,462.52 = 80,318.86 : x
  2. Step 2: Convert to fraction form
    304,960.06/457,462.52 = 80,318.86/x
  3. Step 3: Cross multiply
    304,960.06x = 457,462.52 × 80,318.86
  4. Step 4: Simplify right side
    304,960.06x = 36,742,866,584.37
  5. Step 5: Solve for x
    x = 36,742,866,584.37/304,960.06
  6. Step 6: Final answer
    x = 120,484.19

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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.