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Finding the Fourth Proportional to 614.53, 847.86 and 365.89

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Solution

The fourth proportional to 614.53, 847.86 and 365.89 is: 504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.53 : 847.86 = 365.89 : x
  2. Step 2: Convert to fraction form
    614.53/847.86 = 365.89/x
  3. Step 3: Cross multiply
    614.53x = 847.86 × 365.89
  4. Step 4: Simplify right side
    614.53x = 310,223.50
  5. Step 5: Solve for x
    x = 310,223.50/614.53
  6. Step 6: Final answer
    x = 504.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.