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Finding the Fourth Proportional to 503.60, 756 and 367.44

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Solution

The fourth proportional to 503.60, 756 and 367.44 is: 551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.60 : 756 = 367.44 : x
  2. Step 2: Convert to fraction form
    503.60/756 = 367.44/x
  3. Step 3: Cross multiply
    503.60x = 756 × 367.44
  4. Step 4: Simplify right side
    503.60x = 277,784.64
  5. Step 5: Solve for x
    x = 277,784.64/503.60
  6. Step 6: Final answer
    x = 551.60

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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.