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Finding the Fourth Proportional to 374.03, 561.04 and 114.03

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Solution

The fourth proportional to 374.03, 561.04 and 114.03 is: 171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.03 : 561.04 = 114.03 : x
  2. Step 2: Convert to fraction form
    374.03/561.04 = 114.03/x
  3. Step 3: Cross multiply
    374.03x = 561.04 × 114.03
  4. Step 4: Simplify right side
    374.03x = 63,973.65
  5. Step 5: Solve for x
    x = 63,973.65/374.03
  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.