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Finding the Fourth Proportional to 567.03, 845.68 and 519.87

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Solution

The fourth proportional to 567.03, 845.68 and 519.87 is: 775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.03 : 845.68 = 519.87 : x
  2. Step 2: Convert to fraction form
    567.03/845.68 = 519.87/x
  3. Step 3: Cross multiply
    567.03x = 845.68 × 519.87
  4. Step 4: Simplify right side
    567.03x = 439,642.36
  5. Step 5: Solve for x
    x = 439,642.36/567.03
  6. Step 6: Final answer
    x = 775.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.