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Finding the Fourth Proportional to 567.43, 849.84 and 547.99

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Solution

The fourth proportional to 567.43, 849.84 and 547.99 is: 820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.43 : 849.84 = 547.99 : x
  2. Step 2: Convert to fraction form
    567.43/849.84 = 547.99/x
  3. Step 3: Cross multiply
    567.43x = 849.84 × 547.99
  4. Step 4: Simplify right side
    567.43x = 465,703.82
  5. Step 5: Solve for x
    x = 465,703.82/567.43
  6. Step 6: Final answer
    x = 820.72

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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.