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Finding the Fourth Proportional to 1,087.73, 1,632.68 and 601.01

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Solution

The fourth proportional to 1,087.73, 1,632.68 and 601.01 is: 902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087.73 : 1,632.68 = 601.01 : x
  2. Step 2: Convert to fraction form
    1,087.73/1,632.68 = 601.01/x
  3. Step 3: Cross multiply
    1,087.73x = 1,632.68 × 601.01
  4. Step 4: Simplify right side
    1,087.73x = 981,245.84
  5. Step 5: Solve for x
    x = 981,245.84/1,087.73
  6. Step 6: Final answer
    x = 902.11

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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.