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Finding the Fourth Proportional to 374.06, 560.97 and 114.05

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Solution

The fourth proportional to 374.06, 560.97 and 114.05 is: 171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.06 : 560.97 = 114.05 : x
  2. Step 2: Convert to fraction form
    374.06/560.97 = 114.05/x
  3. Step 3: Cross multiply
    374.06x = 560.97 × 114.05
  4. Step 4: Simplify right side
    374.06x = 63,980.03
  5. Step 5: Solve for x
    x = 63,980.03/374.06
  6. Step 6: Final answer
    x = 171.04

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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.