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Finding the Fourth Proportional to 363,379.10, 545,096.39 and 110,681.10

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Solution

The fourth proportional to 363,379.10, 545,096.39 and 110,681.10 is: 166,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,379.10 : 545,096.39 = 110,681.10 : x
  2. Step 2: Convert to fraction form
    363,379.10/545,096.39 = 110,681.10/x
  3. Step 3: Cross multiply
    363,379.10x = 545,096.39 × 110,681.10
  4. Step 4: Simplify right side
    363,379.10x = 60,331,867,497.82
  5. Step 5: Solve for x
    x = 60,331,867,497.82/363,379.10
  6. Step 6: Final answer
    x = 166,030.10

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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.