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Finding the Fourth Proportional to 583.34, 804.33 and 435.71

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Solution

The fourth proportional to 583.34, 804.33 and 435.71 is: 600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.34 : 804.33 = 435.71 : x
  2. Step 2: Convert to fraction form
    583.34/804.33 = 435.71/x
  3. Step 3: Cross multiply
    583.34x = 804.33 × 435.71
  4. Step 4: Simplify right side
    583.34x = 350,456.64
  5. Step 5: Solve for x
    x = 350,456.64/583.34
  6. Step 6: Final answer
    x = 600.78

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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.