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Finding the Fourth Proportional to 227,576.60, 313,920.40 and 147,051.60

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Solution

The fourth proportional to 227,576.60, 313,920.40 and 147,051.60 is: 202,843.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,576.60 : 313,920.40 = 147,051.60 : x
  2. Step 2: Convert to fraction form
    227,576.60/313,920.40 = 147,051.60/x
  3. Step 3: Cross multiply
    227,576.60x = 313,920.40 × 147,051.60
  4. Step 4: Simplify right side
    227,576.60x = 46,162,497,092.64
  5. Step 5: Solve for x
    x = 46,162,497,092.64/227,576.60
  6. Step 6: Final answer
    x = 202,843.78

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1.5x scale

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.