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Finding the Fourth Proportional to 227,782.56, 341,479.40 and 161,012.64

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Solution

The fourth proportional to 227,782.56, 341,479.40 and 161,012.64 is: 241,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,782.56 : 341,479.40 = 161,012.64 : x
  2. Step 2: Convert to fraction form
    227,782.56/341,479.40 = 161,012.64/x
  3. Step 3: Cross multiply
    227,782.56x = 341,479.40 × 161,012.64
  4. Step 4: Simplify right side
    227,782.56x = 54,982,499,699.62
  5. Step 5: Solve for x
    x = 54,982,499,699.62/227,782.56
  6. Step 6: Final answer
    x = 241,381.52

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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.