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Finding the Fourth Proportional to 614.37, 848.01 and 404.71

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Solution

The fourth proportional to 614.37, 848.01 and 404.71 is: 558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.37 : 848.01 = 404.71 : x
  2. Step 2: Convert to fraction form
    614.37/848.01 = 404.71/x
  3. Step 3: Cross multiply
    614.37x = 848.01 × 404.71
  4. Step 4: Simplify right side
    614.37x = 343,198.13
  5. Step 5: Solve for x
    x = 343,198.13/614.37
  6. Step 6: Final answer
    x = 558.62

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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.