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Finding the Fourth Proportional to 567.03, 850.01 and 427.99

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Solution

The fourth proportional to 567.03, 850.01 and 427.99 is: 641.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.03 : 850.01 = 427.99 : x
  2. Step 2: Convert to fraction form
    567.03/850.01 = 427.99/x
  3. Step 3: Cross multiply
    567.03x = 850.01 × 427.99
  4. Step 4: Simplify right side
    567.03x = 363,795.78
  5. Step 5: Solve for x
    x = 363,795.78/567.03
  6. Step 6: Final answer
    x = 641.58

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