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Finding the Fourth Proportional to 295.37, 407.58 and 171.06

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Solution

The fourth proportional to 295.37, 407.58 and 171.06 is: 236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.37 : 407.58 = 171.06 : x
  2. Step 2: Convert to fraction form
    295.37/407.58 = 171.06/x
  3. Step 3: Cross multiply
    295.37x = 407.58 × 171.06
  4. Step 4: Simplify right side
    295.37x = 69,720.63
  5. Step 5: Solve for x
    x = 69,720.63/295.37
  6. Step 6: Final answer
    x = 236.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.