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Finding the Fourth Proportional to 293,998.96, 405,892.45 and 185,196.52

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Solution

The fourth proportional to 293,998.96, 405,892.45 and 185,196.52 is: 255,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,998.96 : 405,892.45 = 185,196.52 : x
  2. Step 2: Convert to fraction form
    293,998.96/405,892.45 = 185,196.52/x
  3. Step 3: Cross multiply
    293,998.96x = 405,892.45 × 185,196.52
  4. Step 4: Simplify right side
    293,998.96x = 75,169,869,234.27
  5. Step 5: Solve for x
    x = 75,169,869,234.27/293,998.96
  6. Step 6: Final answer
    x = 255,680.73

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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.