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Finding the Fourth Proportional to 332.59, 498.89 and 188.32

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Solution

The fourth proportional to 332.59, 498.89 and 188.32 is: 282.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.59 : 498.89 = 188.32 : x
  2. Step 2: Convert to fraction form
    332.59/498.89 = 188.32/x
  3. Step 3: Cross multiply
    332.59x = 498.89 × 188.32
  4. Step 4: Simplify right side
    332.59x = 93,950.96
  5. Step 5: Solve for x
    x = 93,950.96/332.59
  6. Step 6: Final answer
    x = 282.48

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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.