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Finding the Fourth Proportional to 341.23, 470.93 and 210.33

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Solution

The fourth proportional to 341.23, 470.93 and 210.33 is: 290.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.23 : 470.93 = 210.33 : x
  2. Step 2: Convert to fraction form
    341.23/470.93 = 210.33/x
  3. Step 3: Cross multiply
    341.23x = 470.93 × 210.33
  4. Step 4: Simplify right side
    341.23x = 99,050.71
  5. Step 5: Solve for x
    x = 99,050.71/341.23
  6. Step 6: Final answer
    x = 290.28

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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.