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Finding the Fourth Proportional to 551,809.92, 827,539.90 and 236,182.08

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Solution

The fourth proportional to 551,809.92, 827,539.90 and 236,182.08 is: 354,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,809.92 : 827,539.90 = 236,182.08 : x
  2. Step 2: Convert to fraction form
    551,809.92/827,539.90 = 236,182.08/x
  3. Step 3: Cross multiply
    551,809.92x = 827,539.90 × 236,182.08
  4. Step 4: Simplify right side
    551,809.92x = 195,450,094,864.99
  5. Step 5: Solve for x
    x = 195,450,094,864.99/551,809.92
  6. Step 6: Final answer
    x = 354,198.23

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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.