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Finding the Fourth Proportional to 372.65, 559.08 and 332.35

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Solution

The fourth proportional to 372.65, 559.08 and 332.35 is: 498.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.65 : 559.08 = 332.35 : x
  2. Step 2: Convert to fraction form
    372.65/559.08 = 332.35/x
  3. Step 3: Cross multiply
    372.65x = 559.08 × 332.35
  4. Step 4: Simplify right side
    372.65x = 185,810.24
  5. Step 5: Solve for x
    x = 185,810.24/372.65
  6. Step 6: Final answer
    x = 498.62

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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.