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Finding the Fourth Proportional to 584.47, 876.81 and 173.59

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Solution

The fourth proportional to 584.47, 876.81 and 173.59 is: 260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.47 : 876.81 = 173.59 : x
  2. Step 2: Convert to fraction form
    584.47/876.81 = 173.59/x
  3. Step 3: Cross multiply
    584.47x = 876.81 × 173.59
  4. Step 4: Simplify right side
    584.47x = 152,205.45
  5. Step 5: Solve for x
    x = 152,205.45/584.47
  6. Step 6: Final answer
    x = 260.42

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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.