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Finding the Fourth Proportional to 188,624.09, 282,964.20 and 62,277.69

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Solution

The fourth proportional to 188,624.09, 282,964.20 and 62,277.69 is: 93,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,624.09 : 282,964.20 = 62,277.69 : x
  2. Step 2: Convert to fraction form
    188,624.09/282,964.20 = 62,277.69/x
  3. Step 3: Cross multiply
    188,624.09x = 282,964.20 × 62,277.69
  4. Step 4: Simplify right side
    188,624.09x = 17,622,356,728.70
  5. Step 5: Solve for x
    x = 17,622,356,728.70/188,624.09
  6. Step 6: Final answer
    x = 93,425.80

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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.