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Finding the Fourth Proportional to 746.26, 1,119.61 and 592.25

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Solution

The fourth proportional to 746.26, 1,119.61 and 592.25 is: 888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    746.26 : 1,119.61 = 592.25 : x
  2. Step 2: Convert to fraction form
    746.26/1,119.61 = 592.25/x
  3. Step 3: Cross multiply
    746.26x = 1,119.61 × 592.25
  4. Step 4: Simplify right side
    746.26x = 663,089.02
  5. Step 5: Solve for x
    x = 663,089.02/746.26
  6. Step 6: Final answer
    x = 888.55

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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.