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Finding the Fourth Proportional to 363,054.76, 544,178.58 and 274,019.56

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Solution

The fourth proportional to 363,054.76, 544,178.58 and 274,019.56 is: 410,724.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,054.76 : 544,178.58 = 274,019.56 : x
  2. Step 2: Convert to fraction form
    363,054.76/544,178.58 = 274,019.56/x
  3. Step 3: Cross multiply
    363,054.76x = 544,178.58 × 274,019.56
  4. Step 4: Simplify right side
    363,054.76x = 149,115,575,053.03
  5. Step 5: Solve for x
    x = 149,115,575,053.03/363,054.76
  6. Step 6: Final answer
    x = 410,724.75

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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.