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Finding the Fourth Proportional to 334.02, 501.23 and 117.74

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Solution

The fourth proportional to 334.02, 501.23 and 117.74 is: 176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.02 : 501.23 = 117.74 : x
  2. Step 2: Convert to fraction form
    334.02/501.23 = 117.74/x
  3. Step 3: Cross multiply
    334.02x = 501.23 × 117.74
  4. Step 4: Simplify right side
    334.02x = 59,014.82
  5. Step 5: Solve for x
    x = 59,014.82/334.02
  6. Step 6: Final answer
    x = 176.68

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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.