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Finding the Fourth Proportional to 350.48, 526.26 and 335.09

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Solution

The fourth proportional to 350.48, 526.26 and 335.09 is: 503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.48 : 526.26 = 335.09 : x
  2. Step 2: Convert to fraction form
    350.48/526.26 = 335.09/x
  3. Step 3: Cross multiply
    350.48x = 526.26 × 335.09
  4. Step 4: Simplify right side
    350.48x = 176,344.46
  5. Step 5: Solve for x
    x = 176,344.46/350.48
  6. Step 6: Final answer
    x = 503.15

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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.