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Finding the Fourth Proportional to 246.49, 370.29 and 144.02

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Solution

The fourth proportional to 246.49, 370.29 and 144.02 is: 216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.49 : 370.29 = 144.02 : x
  2. Step 2: Convert to fraction form
    246.49/370.29 = 144.02/x
  3. Step 3: Cross multiply
    246.49x = 370.29 × 144.02
  4. Step 4: Simplify right side
    246.49x = 53,329.17
  5. Step 5: Solve for x
    x = 53,329.17/246.49
  6. Step 6: Final answer
    x = 216.35

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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.