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Finding the Fourth Proportional to 236.10, 352.53 and 210.12

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Solution

The fourth proportional to 236.10, 352.53 and 210.12 is: 313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.10 : 352.53 = 210.12 : x
  2. Step 2: Convert to fraction form
    236.10/352.53 = 210.12/x
  3. Step 3: Cross multiply
    236.10x = 352.53 × 210.12
  4. Step 4: Simplify right side
    236.10x = 74,073.60
  5. Step 5: Solve for x
    x = 74,073.60/236.10
  6. Step 6: Final answer
    x = 313.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.