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Finding the Fourth Proportional to 294,085.88, 441,172.58 and 136,330.28

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Solution

The fourth proportional to 294,085.88, 441,172.58 and 136,330.28 is: 204,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,085.88 : 441,172.58 = 136,330.28 : x
  2. Step 2: Convert to fraction form
    294,085.88/441,172.58 = 136,330.28/x
  3. Step 3: Cross multiply
    294,085.88x = 441,172.58 × 136,330.28
  4. Step 4: Simplify right side
    294,085.88x = 60,145,181,359.72
  5. Step 5: Solve for x
    x = 60,145,181,359.72/294,085.88
  6. Step 6: Final answer
    x = 204,515.71

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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.