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Finding the Fourth Proportional to 522.44, 783.45 and 360.17

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Solution

The fourth proportional to 522.44, 783.45 and 360.17 is: 540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.44 : 783.45 = 360.17 : x
  2. Step 2: Convert to fraction form
    522.44/783.45 = 360.17/x
  3. Step 3: Cross multiply
    522.44x = 783.45 × 360.17
  4. Step 4: Simplify right side
    522.44x = 282,175.19
  5. Step 5: Solve for x
    x = 282,175.19/522.44
  6. Step 6: Final answer
    x = 540.11

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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.