Home / 419,242.82-578,567.49-237,951.14

Finding the Fourth Proportional to 419,242.82, 578,567.49 and 237,951.14

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Solution

The fourth proportional to 419,242.82, 578,567.49 and 237,951.14 is: 328,379.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,242.82 : 578,567.49 = 237,951.14 : x
  2. Step 2: Convert to fraction form
    419,242.82/578,567.49 = 237,951.14/x
  3. Step 3: Cross multiply
    419,242.82x = 578,567.49 × 237,951.14
  4. Step 4: Simplify right side
    419,242.82x = 137,670,793,812.44
  5. Step 5: Solve for x
    x = 137,670,793,812.44/419,242.82
  6. Step 6: Final answer
    x = 328,379.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.