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Finding the Fourth Proportional to 334.54, 501.62 and 188.06

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Solution

The fourth proportional to 334.54, 501.62 and 188.06 is: 281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.54 : 501.62 = 188.06 : x
  2. Step 2: Convert to fraction form
    334.54/501.62 = 188.06/x
  3. Step 3: Cross multiply
    334.54x = 501.62 × 188.06
  4. Step 4: Simplify right side
    334.54x = 94,334.66
  5. Step 5: Solve for x
    x = 94,334.66/334.54
  6. Step 6: Final answer
    x = 281.98

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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.