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Finding the Fourth Proportional to 525.62, 788.10 and 233.18

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Solution

The fourth proportional to 525.62, 788.10 and 233.18 is: 349.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.62 : 788.10 = 233.18 : x
  2. Step 2: Convert to fraction form
    525.62/788.10 = 233.18/x
  3. Step 3: Cross multiply
    525.62x = 788.10 × 233.18
  4. Step 4: Simplify right side
    525.62x = 183,769.16
  5. Step 5: Solve for x
    x = 183,769.16/525.62
  6. Step 6: Final answer
    x = 349.62

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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.