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Finding the Fourth Proportional to 583.36, 874.24 and 322.97

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Solution

The fourth proportional to 583.36, 874.24 and 322.97 is: 484.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.36 : 874.24 = 322.97 : x
  2. Step 2: Convert to fraction form
    583.36/874.24 = 322.97/x
  3. Step 3: Cross multiply
    583.36x = 874.24 × 322.97
  4. Step 4: Simplify right side
    583.36x = 282,353.29
  5. Step 5: Solve for x
    x = 282,353.29/583.36
  6. Step 6: Final answer
    x = 484.01

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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.