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Finding the Fourth Proportional to 483,773.40, 667,582.02 and 292,775.40

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Solution

The fourth proportional to 483,773.40, 667,582.02 and 292,775.40 is: 404,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,773.40 : 667,582.02 = 292,775.40 : x
  2. Step 2: Convert to fraction form
    483,773.40/667,582.02 = 292,775.40/x
  3. Step 3: Cross multiply
    483,773.40x = 667,582.02 × 292,775.40
  4. Step 4: Simplify right side
    483,773.40x = 195,451,592,938.31
  5. Step 5: Solve for x
    x = 195,451,592,938.31/483,773.40
  6. Step 6: Final answer
    x = 404,014.76

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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.