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Finding the Fourth Proportional to 571.95, 859.44 and 500.54

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Solution

The fourth proportional to 571.95, 859.44 and 500.54 is: 752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    571.95 : 859.44 = 500.54 : x
  2. Step 2: Convert to fraction form
    571.95/859.44 = 500.54/x
  3. Step 3: Cross multiply
    571.95x = 859.44 × 500.54
  4. Step 4: Simplify right side
    571.95x = 430,181.68
  5. Step 5: Solve for x
    x = 430,181.68/571.95
  6. Step 6: Final answer
    x = 752.13

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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.