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Finding the Fourth Proportional to 188,633.28, 282,958.72 and 62,284.56

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Solution

The fourth proportional to 188,633.28, 282,958.72 and 62,284.56 is: 93,429.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,633.28 : 282,958.72 = 62,284.56 : x
  2. Step 2: Convert to fraction form
    188,633.28/282,958.72 = 62,284.56/x
  3. Step 3: Cross multiply
    188,633.28x = 282,958.72 × 62,284.56
  4. Step 4: Simplify right side
    188,633.28x = 17,623,959,373.36
  5. Step 5: Solve for x
    x = 17,623,959,373.36/188,633.28
  6. Step 6: Final answer
    x = 93,429.75

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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.