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Finding the Fourth Proportional to 925.66, 1,277.13 and 594.01

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Solution

The fourth proportional to 925.66, 1,277.13 and 594.01 is: 819.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.66 : 1,277.13 = 594.01 : x
  2. Step 2: Convert to fraction form
    925.66/1,277.13 = 594.01/x
  3. Step 3: Cross multiply
    925.66x = 1,277.13 × 594.01
  4. Step 4: Simplify right side
    925.66x = 758,627.99
  5. Step 5: Solve for x
    x = 758,627.99/925.66
  6. Step 6: Final answer
    x = 819.55

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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.