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Finding the Fourth Proportional to 252,994.68, 379,436.16 and 73,041.03

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Solution

The fourth proportional to 252,994.68, 379,436.16 and 73,041.03 is: 109,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,994.68 : 379,436.16 = 73,041.03 : x
  2. Step 2: Convert to fraction form
    252,994.68/379,436.16 = 73,041.03/x
  3. Step 3: Cross multiply
    252,994.68x = 379,436.16 × 73,041.03
  4. Step 4: Simplify right side
    252,994.68x = 27,714,407,945.64
  5. Step 5: Solve for x
    x = 27,714,407,945.64/252,994.68
  6. Step 6: Final answer
    x = 109,545.42

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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.