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Finding the Fourth Proportional to 367,124.82, 550,687.26 and 130,476.84

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Solution

The fourth proportional to 367,124.82, 550,687.26 and 130,476.84 is: 195,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,124.82 : 550,687.26 = 130,476.84 : x
  2. Step 2: Convert to fraction form
    367,124.82/550,687.26 = 130,476.84/x
  3. Step 3: Cross multiply
    367,124.82x = 550,687.26 × 130,476.84
  4. Step 4: Simplify right side
    367,124.82x = 71,851,933,513.06
  5. Step 5: Solve for x
    x = 71,851,933,513.06/367,124.82
  6. Step 6: Final answer
    x = 195,715.27

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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.