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Finding the Fourth Proportional to 526.17, 789.36 and 295.32

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Solution

The fourth proportional to 526.17, 789.36 and 295.32 is: 443.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.17 : 789.36 = 295.32 : x
  2. Step 2: Convert to fraction form
    526.17/789.36 = 295.32/x
  3. Step 3: Cross multiply
    526.17x = 789.36 × 295.32
  4. Step 4: Simplify right side
    526.17x = 233,113.80
  5. Step 5: Solve for x
    x = 233,113.80/526.17
  6. Step 6: Final answer
    x = 443.04

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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.