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Finding the Fourth Proportional to 540,361.06, 810,557.96 and 185,369.94

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Solution

The fourth proportional to 540,361.06, 810,557.96 and 185,369.94 is: 278,060.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,361.06 : 810,557.96 = 185,369.94 : x
  2. Step 2: Convert to fraction form
    540,361.06/810,557.96 = 185,369.94/x
  3. Step 3: Cross multiply
    540,361.06x = 810,557.96 × 185,369.94
  4. Step 4: Simplify right side
    540,361.06x = 150,253,080,411.72
  5. Step 5: Solve for x
    x = 150,253,080,411.72/540,361.06
  6. Step 6: Final answer
    x = 278,060.53

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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.