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Finding the Fourth Proportional to 848.27, 1,273.26 and 587.36

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Solution

The fourth proportional to 848.27, 1,273.26 and 587.36 is: 881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.27 : 1,273.26 = 587.36 : x
  2. Step 2: Convert to fraction form
    848.27/1,273.26 = 587.36/x
  3. Step 3: Cross multiply
    848.27x = 1,273.26 × 587.36
  4. Step 4: Simplify right side
    848.27x = 747,865.04
  5. Step 5: Solve for x
    x = 747,865.04/848.27
  6. Step 6: Final answer
    x = 881.64

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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.