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Finding the Fourth Proportional to 583.63, 805.35 and 334.95

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Solution

The fourth proportional to 583.63, 805.35 and 334.95 is: 462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.63 : 805.35 = 334.95 : x
  2. Step 2: Convert to fraction form
    583.63/805.35 = 334.95/x
  3. Step 3: Cross multiply
    583.63x = 805.35 × 334.95
  4. Step 4: Simplify right side
    583.63x = 269,748.96
  5. Step 5: Solve for x
    x = 269,748.96/583.63
  6. Step 6: Final answer
    x = 462.19

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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.