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Finding the Fourth Proportional to 368,607.24, 552,849.09 and 102,394.66

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Solution

The fourth proportional to 368,607.24, 552,849.09 and 102,394.66 is: 153,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,607.24 : 552,849.09 = 102,394.66 : x
  2. Step 2: Convert to fraction form
    368,607.24/552,849.09 = 102,394.66/x
  3. Step 3: Cross multiply
    368,607.24x = 552,849.09 × 102,394.66
  4. Step 4: Simplify right side
    368,607.24x = 56,608,794,601.86
  5. Step 5: Solve for x
    x = 56,608,794,601.86/368,607.24
  6. Step 6: Final answer
    x = 153,574.83

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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.