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Finding the Fourth Proportional to 948.27, 1,308.18 and 594.06

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Solution

The fourth proportional to 948.27, 1,308.18 and 594.06 is: 819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    948.27 : 1,308.18 = 594.06 : x
  2. Step 2: Convert to fraction form
    948.27/1,308.18 = 594.06/x
  3. Step 3: Cross multiply
    948.27x = 1,308.18 × 594.06
  4. Step 4: Simplify right side
    948.27x = 777,137.41
  5. Step 5: Solve for x
    x = 777,137.41/948.27
  6. Step 6: Final answer
    x = 819.53

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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.