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Finding the Fourth Proportional to 350.16, 526.68 and 292.56

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Solution

The fourth proportional to 350.16, 526.68 and 292.56 is: 440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.16 : 526.68 = 292.56 : x
  2. Step 2: Convert to fraction form
    350.16/526.68 = 292.56/x
  3. Step 3: Cross multiply
    350.16x = 526.68 × 292.56
  4. Step 4: Simplify right side
    350.16x = 154,085.50
  5. Step 5: Solve for x
    x = 154,085.50/350.16
  6. Step 6: Final answer
    x = 440.04

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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.