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Finding the Fourth Proportional to 583.04, 804.26 and 425.46

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Solution

The fourth proportional to 583.04, 804.26 and 425.46 is: 586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.04 : 804.26 = 425.46 : x
  2. Step 2: Convert to fraction form
    583.04/804.26 = 425.46/x
  3. Step 3: Cross multiply
    583.04x = 804.26 × 425.46
  4. Step 4: Simplify right side
    583.04x = 342,178.33
  5. Step 5: Solve for x
    x = 342,178.33/583.04
  6. Step 6: Final answer
    x = 586.89

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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.