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Finding the Fourth Proportional to 584.48, 875.76 and 367.40

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Solution

The fourth proportional to 584.48, 875.76 and 367.40 is: 550.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.48 : 875.76 = 367.40 : x
  2. Step 2: Convert to fraction form
    584.48/875.76 = 367.40/x
  3. Step 3: Cross multiply
    584.48x = 875.76 × 367.40
  4. Step 4: Simplify right side
    584.48x = 321,754.22
  5. Step 5: Solve for x
    x = 321,754.22/584.48
  6. Step 6: Final answer
    x = 550.50

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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.