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Finding the Fourth Proportional to 362.40, 497.73 and 335.40

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Solution

The fourth proportional to 362.40, 497.73 and 335.40 is: 460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.40 : 497.73 = 335.40 : x
  2. Step 2: Convert to fraction form
    362.40/497.73 = 335.40/x
  3. Step 3: Cross multiply
    362.40x = 497.73 × 335.40
  4. Step 4: Simplify right side
    362.40x = 166,938.64
  5. Step 5: Solve for x
    x = 166,938.64/362.40
  6. Step 6: Final answer
    x = 460.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.