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Finding the Fourth Proportional to 497.92, 683.93 and 483.32

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Solution

The fourth proportional to 497.92, 683.93 and 483.32 is: 663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.92 : 683.93 = 483.32 : x
  2. Step 2: Convert to fraction form
    497.92/683.93 = 483.32/x
  3. Step 3: Cross multiply
    497.92x = 683.93 × 483.32
  4. Step 4: Simplify right side
    497.92x = 330,557.05
  5. Step 5: Solve for x
    x = 330,557.05/497.92
  6. Step 6: Final answer
    x = 663.88

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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.