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Finding the Fourth Proportional to 583.71, 805.58 and 335.06

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Solution

The fourth proportional to 583.71, 805.58 and 335.06 is: 462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.71 : 805.58 = 335.06 : x
  2. Step 2: Convert to fraction form
    583.71/805.58 = 335.06/x
  3. Step 3: Cross multiply
    583.71x = 805.58 × 335.06
  4. Step 4: Simplify right side
    583.71x = 269,919.23
  5. Step 5: Solve for x
    x = 269,919.23/583.71
  6. Step 6: Final answer
    x = 462.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.