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Finding the Fourth Proportional to 550,280.22, 825,420.33 and 363,247.98

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Solution

The fourth proportional to 550,280.22, 825,420.33 and 363,247.98 is: 544,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,280.22 : 825,420.33 = 363,247.98 : x
  2. Step 2: Convert to fraction form
    550,280.22/825,420.33 = 363,247.98/x
  3. Step 3: Cross multiply
    550,280.22x = 825,420.33 × 363,247.98
  4. Step 4: Simplify right side
    550,280.22x = 299,832,267,523.43
  5. Step 5: Solve for x
    x = 299,832,267,523.43/550,280.22
  6. Step 6: Final answer
    x = 544,871.97

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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.