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Finding the Fourth Proportional to 370,548.09, 555,822.14 and 104,336.73

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Solution

The fourth proportional to 370,548.09, 555,822.14 and 104,336.73 is: 156,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,548.09 : 555,822.14 = 104,336.73 : x
  2. Step 2: Convert to fraction form
    370,548.09/555,822.14 = 104,336.73/x
  3. Step 3: Cross multiply
    370,548.09x = 555,822.14 × 104,336.73
  4. Step 4: Simplify right side
    370,548.09x = 57,992,664,027.52
  5. Step 5: Solve for x
    x = 57,992,664,027.52/370,548.09
  6. Step 6: Final answer
    x = 156,505.10

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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.