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Finding the Fourth Proportional to 848.57, 1,268.33 and 737.99

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Solution

The fourth proportional to 848.57, 1,268.33 and 737.99 is: 1,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.57 : 1,268.33 = 737.99 : x
  2. Step 2: Convert to fraction form
    848.57/1,268.33 = 737.99/x
  3. Step 3: Cross multiply
    848.57x = 1,268.33 × 737.99
  4. Step 4: Simplify right side
    848.57x = 936,014.86
  5. Step 5: Solve for x
    x = 936,014.86/848.57
  6. Step 6: Final answer
    x = 1,103.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.