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Finding the Fourth Proportional to 323,092.62, 445,909.68 and 185,325.30

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Solution

The fourth proportional to 323,092.62, 445,909.68 and 185,325.30 is: 255,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,092.62 : 445,909.68 = 185,325.30 : x
  2. Step 2: Convert to fraction form
    323,092.62/445,909.68 = 185,325.30/x
  3. Step 3: Cross multiply
    323,092.62x = 445,909.68 × 185,325.30
  4. Step 4: Simplify right side
    323,092.62x = 82,638,345,218.90
  5. Step 5: Solve for x
    x = 82,638,345,218.90/323,092.62
  6. Step 6: Final answer
    x = 255,772.93

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1.5x scale

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.