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Finding the Fourth Proportional to 1,033.79, 1,426.57 and 591.74

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Solution

The fourth proportional to 1,033.79, 1,426.57 and 591.74 is: 816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.79 : 1,426.57 = 591.74 : x
  2. Step 2: Convert to fraction form
    1,033.79/1,426.57 = 591.74/x
  3. Step 3: Cross multiply
    1,033.79x = 1,426.57 × 591.74
  4. Step 4: Simplify right side
    1,033.79x = 844,158.53
  5. Step 5: Solve for x
    x = 844,158.53/1,033.79
  6. Step 6: Final answer
    x = 816.57

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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.