Home / 397,406.04-596,371.68-187,104.12

Finding the Fourth Proportional to 397,406.04, 596,371.68 and 187,104.12

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Solution

The fourth proportional to 397,406.04, 596,371.68 and 187,104.12 is: 280,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,406.04 : 596,371.68 = 187,104.12 : x
  2. Step 2: Convert to fraction form
    397,406.04/596,371.68 = 187,104.12/x
  3. Step 3: Cross multiply
    397,406.04x = 596,371.68 × 187,104.12
  4. Step 4: Simplify right side
    397,406.04x = 111,583,598,379.32
  5. Step 5: Solve for x
    x = 111,583,598,379.32/397,406.04
  6. Step 6: Final answer
    x = 280,779.83

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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.