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Finding the Fourth Proportional to 583.23, 804.90 and 334.63

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Solution

The fourth proportional to 583.23, 804.90 and 334.63 is: 461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.23 : 804.90 = 334.63 : x
  2. Step 2: Convert to fraction form
    583.23/804.90 = 334.63/x
  3. Step 3: Cross multiply
    583.23x = 804.90 × 334.63
  4. Step 4: Simplify right side
    583.23x = 269,345.95
  5. Step 5: Solve for x
    x = 269,345.95/583.23
  6. Step 6: Final answer
    x = 461.81

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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.