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Finding the Fourth Proportional to 623.24, 934.44 and 349.52

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Solution

The fourth proportional to 623.24, 934.44 and 349.52 is: 524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.24 : 934.44 = 349.52 : x
  2. Step 2: Convert to fraction form
    623.24/934.44 = 349.52/x
  3. Step 3: Cross multiply
    623.24x = 934.44 × 349.52
  4. Step 4: Simplify right side
    623.24x = 326,605.47
  5. Step 5: Solve for x
    x = 326,605.47/623.24
  6. Step 6: Final answer
    x = 524.04

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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.