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Finding the Fourth Proportional to 584.58, 874.80 and 508.44

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Solution

The fourth proportional to 584.58, 874.80 and 508.44 is: 760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.58 : 874.80 = 508.44 : x
  2. Step 2: Convert to fraction form
    584.58/874.80 = 508.44/x
  3. Step 3: Cross multiply
    584.58x = 874.80 × 508.44
  4. Step 4: Simplify right side
    584.58x = 444,783.31
  5. Step 5: Solve for x
    x = 444,783.31/584.58
  6. Step 6: Final answer
    x = 760.86

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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.