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Finding the Fourth Proportional to 573.24, 860.13 and 564.03

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Solution

The fourth proportional to 573.24, 860.13 and 564.03 is: 846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.24 : 860.13 = 564.03 : x
  2. Step 2: Convert to fraction form
    573.24/860.13 = 564.03/x
  3. Step 3: Cross multiply
    573.24x = 860.13 × 564.03
  4. Step 4: Simplify right side
    573.24x = 485,139.12
  5. Step 5: Solve for x
    x = 485,139.12/573.24
  6. Step 6: Final answer
    x = 846.31

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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.