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Finding the Fourth Proportional to 363,323.88, 544,921.56 and 110,543.40

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Solution

The fourth proportional to 363,323.88, 544,921.56 and 110,543.40 is: 165,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,323.88 : 544,921.56 = 110,543.40 : x
  2. Step 2: Convert to fraction form
    363,323.88/544,921.56 = 110,543.40/x
  3. Step 3: Cross multiply
    363,323.88x = 544,921.56 × 110,543.40
  4. Step 4: Simplify right side
    363,323.88x = 60,237,481,975.70
  5. Step 5: Solve for x
    x = 60,237,481,975.70/363,323.88
  6. Step 6: Final answer
    x = 165,795.55

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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.