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Finding the Fourth Proportional to 341.04, 471.12 and 258.48

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Solution

The fourth proportional to 341.04, 471.12 and 258.48 is: 357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.04 : 471.12 = 258.48 : x
  2. Step 2: Convert to fraction form
    341.04/471.12 = 258.48/x
  3. Step 3: Cross multiply
    341.04x = 471.12 × 258.48
  4. Step 4: Simplify right side
    341.04x = 121,775.10
  5. Step 5: Solve for x
    x = 121,775.10/341.04
  6. Step 6: Final answer
    x = 357.07

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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.