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Finding the Fourth Proportional to 583.86, 805.71 and 335.19

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Solution

The fourth proportional to 583.86, 805.71 and 335.19 is: 462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.86 : 805.71 = 335.19 : x
  2. Step 2: Convert to fraction form
    583.86/805.71 = 335.19/x
  3. Step 3: Cross multiply
    583.86x = 805.71 × 335.19
  4. Step 4: Simplify right side
    583.86x = 270,065.93
  5. Step 5: Solve for x
    x = 270,065.93/583.86
  6. Step 6: Final answer
    x = 462.55

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