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Finding the Fourth Proportional to 583.06, 804.74 and 334.55

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Solution

The fourth proportional to 583.06, 804.74 and 334.55 is: 461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.06 : 804.74 = 334.55 : x
  2. Step 2: Convert to fraction form
    583.06/804.74 = 334.55/x
  3. Step 3: Cross multiply
    583.06x = 804.74 × 334.55
  4. Step 4: Simplify right side
    583.06x = 269,220.07
  5. Step 5: Solve for x
    x = 269,220.07/583.06
  6. Step 6: Final answer
    x = 461.74

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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.