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Finding the Fourth Proportional to 467.70, 701.55 and 358.35

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Solution

The fourth proportional to 467.70, 701.55 and 358.35 is: 537.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.70 : 701.55 = 358.35 : x
  2. Step 2: Convert to fraction form
    467.70/701.55 = 358.35/x
  3. Step 3: Cross multiply
    467.70x = 701.55 × 358.35
  4. Step 4: Simplify right side
    467.70x = 251,400.44
  5. Step 5: Solve for x
    x = 251,400.44/467.70
  6. Step 6: Final answer
    x = 537.53

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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.