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Finding the Fourth Proportional to 227,866.62, 341,577.78 and 91,048.96

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Solution

The fourth proportional to 227,866.62, 341,577.78 and 91,048.96 is: 136,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,866.62 : 341,577.78 = 91,048.96 : x
  2. Step 2: Convert to fraction form
    227,866.62/341,577.78 = 91,048.96/x
  3. Step 3: Cross multiply
    227,866.62x = 341,577.78 × 91,048.96
  4. Step 4: Simplify right side
    227,866.62x = 31,100,301,628.11
  5. Step 5: Solve for x
    x = 31,100,301,628.11/227,866.62
  6. Step 6: Final answer
    x = 136,484.68

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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.