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Finding the Fourth Proportional to 952.38, 1,427.00 and 581.99

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Solution

The fourth proportional to 952.38, 1,427.00 and 581.99 is: 872.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.38 : 1,427.00 = 581.99 : x
  2. Step 2: Convert to fraction form
    952.38/1,427.00 = 581.99/x
  3. Step 3: Cross multiply
    952.38x = 1,427.00 × 581.99
  4. Step 4: Simplify right side
    952.38x = 830,489.69
  5. Step 5: Solve for x
    x = 830,489.69/952.38
  6. Step 6: Final answer
    x = 872.02

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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.