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Finding the Fourth Proportional to 365,180.49, 547,739.91 and 125,274.69

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Solution

The fourth proportional to 365,180.49, 547,739.91 and 125,274.69 is: 187,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,180.49 : 547,739.91 = 125,274.69 : x
  2. Step 2: Convert to fraction form
    365,180.49/547,739.91 = 125,274.69/x
  3. Step 3: Cross multiply
    365,180.49x = 547,739.91 × 125,274.69
  4. Step 4: Simplify right side
    365,180.49x = 68,617,947,425.88
  5. Step 5: Solve for x
    x = 68,617,947,425.88/365,180.49
  6. Step 6: Final answer
    x = 187,901.46

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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.