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Finding the Fourth Proportional to 583.22, 873.40 and 377.17

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Solution

The fourth proportional to 583.22, 873.40 and 377.17 is: 564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.22 : 873.40 = 377.17 : x
  2. Step 2: Convert to fraction form
    583.22/873.40 = 377.17/x
  3. Step 3: Cross multiply
    583.22x = 873.40 × 377.17
  4. Step 4: Simplify right side
    583.22x = 329,420.28
  5. Step 5: Solve for x
    x = 329,420.28/583.22
  6. Step 6: Final answer
    x = 564.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.