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Finding the Fourth Proportional to 737, 1,017.06 and 426.50

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Solution

The fourth proportional to 737, 1,017.06 and 426.50 is: 588.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    737 : 1,017.06 = 426.50 : x
  2. Step 2: Convert to fraction form
    737/1,017.06 = 426.50/x
  3. Step 3: Cross multiply
    737x = 1,017.06 × 426.50
  4. Step 4: Simplify right side
    737x = 433,776.09
  5. Step 5: Solve for x
    x = 433,776.09/737
  6. Step 6: Final answer
    x = 588.57

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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.