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Finding the Fourth Proportional to 623.36, 934.13 and 362.75

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Solution

The fourth proportional to 623.36, 934.13 and 362.75 is: 543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.36 : 934.13 = 362.75 : x
  2. Step 2: Convert to fraction form
    623.36/934.13 = 362.75/x
  3. Step 3: Cross multiply
    623.36x = 934.13 × 362.75
  4. Step 4: Simplify right side
    623.36x = 338,851.89
  5. Step 5: Solve for x
    x = 338,851.89/623.36
  6. Step 6: Final answer
    x = 543.59

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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.