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Finding the Fourth Proportional to 551,505.92, 827,225.92 and 196,501.12

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Solution

The fourth proportional to 551,505.92, 827,225.92 and 196,501.12 is: 294,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,505.92 : 827,225.92 = 196,501.12 : x
  2. Step 2: Convert to fraction form
    551,505.92/827,225.92 = 196,501.12/x
  3. Step 3: Cross multiply
    551,505.92x = 827,225.92 × 196,501.12
  4. Step 4: Simplify right side
    551,505.92x = 162,550,819,773.03
  5. Step 5: Solve for x
    x = 162,550,819,773.03/551,505.92
  6. Step 6: Final answer
    x = 294,739.94

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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.