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Finding the Fourth Proportional to 925.96, 1,277.69 and 594.43

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Solution

The fourth proportional to 925.96, 1,277.69 and 594.43 is: 820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.96 : 1,277.69 = 594.43 : x
  2. Step 2: Convert to fraction form
    925.96/1,277.69 = 594.43/x
  3. Step 3: Cross multiply
    925.96x = 1,277.69 × 594.43
  4. Step 4: Simplify right side
    925.96x = 759,494.29
  5. Step 5: Solve for x
    x = 759,494.29/925.96
  6. Step 6: Final answer
    x = 820.22

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1.5x scale

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.