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Finding the Fourth Proportional to 540,003.79, 810,120.30 and 184,922.47

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Solution

The fourth proportional to 540,003.79, 810,120.30 and 184,922.47 is: 277,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,003.79 : 810,120.30 = 184,922.47 : x
  2. Step 2: Convert to fraction form
    540,003.79/810,120.30 = 184,922.47/x
  3. Step 3: Cross multiply
    540,003.79x = 810,120.30 × 184,922.47
  4. Step 4: Simplify right side
    540,003.79x = 149,809,446,873.14
  5. Step 5: Solve for x
    x = 149,809,446,873.14/540,003.79
  6. Step 6: Final answer
    x = 277,422.95

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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.