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Finding the Fourth Proportional to 591.67, 816.01 and 534.07

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Solution

The fourth proportional to 591.67, 816.01 and 534.07 is: 736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.67 : 816.01 = 534.07 : x
  2. Step 2: Convert to fraction form
    591.67/816.01 = 534.07/x
  3. Step 3: Cross multiply
    591.67x = 816.01 × 534.07
  4. Step 4: Simplify right side
    591.67x = 435,806.46
  5. Step 5: Solve for x
    x = 435,806.46/591.67
  6. Step 6: Final answer
    x = 736.57

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Why These Related Problems?

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