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Finding the Fourth Proportional to 550,269.72, 825,404.58 and 363,237.48

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Solution

The fourth proportional to 550,269.72, 825,404.58 and 363,237.48 is: 544,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,269.72 : 825,404.58 = 363,237.48 : x
  2. Step 2: Convert to fraction form
    550,269.72/825,404.58 = 363,237.48/x
  3. Step 3: Cross multiply
    550,269.72x = 825,404.58 × 363,237.48
  4. Step 4: Simplify right side
    550,269.72x = 299,817,879,619.66
  5. Step 5: Solve for x
    x = 299,817,879,619.66/550,269.72
  6. Step 6: Final answer
    x = 544,856.22

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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.