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Finding the Fourth Proportional to 541,893.65, 813,092.66 and 242,576.72

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Solution

The fourth proportional to 541,893.65, 813,092.66 and 242,576.72 is: 363,977.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,893.65 : 813,092.66 = 242,576.72 : x
  2. Step 2: Convert to fraction form
    541,893.65/813,092.66 = 242,576.72/x
  3. Step 3: Cross multiply
    541,893.65x = 813,092.66 × 242,576.72
  4. Step 4: Simplify right side
    541,893.65x = 197,237,353,090.69
  5. Step 5: Solve for x
    x = 197,237,353,090.69/541,893.65
  6. Step 6: Final answer
    x = 363,977.98

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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.