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Finding the Fourth Proportional to 550,245.96, 825,602.22 and 300,636.36

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Solution

The fourth proportional to 550,245.96, 825,602.22 and 300,636.36 is: 451,082.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,245.96 : 825,602.22 = 300,636.36 : x
  2. Step 2: Convert to fraction form
    550,245.96/825,602.22 = 300,636.36/x
  3. Step 3: Cross multiply
    550,245.96x = 825,602.22 × 300,636.36
  4. Step 4: Simplify right side
    550,245.96x = 248,206,046,228.72
  5. Step 5: Solve for x
    x = 248,206,046,228.72/550,245.96
  6. Step 6: Final answer
    x = 451,082.00

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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.