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Finding the Fourth Proportional to 331,404.70, 497,107.05 and 295,462.30

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Solution

The fourth proportional to 331,404.70, 497,107.05 and 295,462.30 is: 443,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,404.70 : 497,107.05 = 295,462.30 : x
  2. Step 2: Convert to fraction form
    331,404.70/497,107.05 = 295,462.30/x
  3. Step 3: Cross multiply
    331,404.70x = 497,107.05 × 295,462.30
  4. Step 4: Simplify right side
    331,404.70x = 146,876,392,339.22
  5. Step 5: Solve for x
    x = 146,876,392,339.22/331,404.70
  6. Step 6: Final answer
    x = 443,193.45

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1.5x scale

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.