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Finding the Fourth Proportional to 362,498.73, 543,753.56 and 125,848.93

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Solution

The fourth proportional to 362,498.73, 543,753.56 and 125,848.93 is: 188,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,498.73 : 543,753.56 = 125,848.93 : x
  2. Step 2: Convert to fraction form
    362,498.73/543,753.56 = 125,848.93/x
  3. Step 3: Cross multiply
    362,498.73x = 543,753.56 × 125,848.93
  4. Step 4: Simplify right side
    362,498.73x = 68,430,803,709.69
  5. Step 5: Solve for x
    x = 68,430,803,709.69/362,498.73
  6. Step 6: Final answer
    x = 188,775.29

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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.