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Finding the Fourth Proportional to 357,609.18, 536,441.24 and 101,437.36

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Solution

The fourth proportional to 357,609.18, 536,441.24 and 101,437.36 is: 152,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,609.18 : 536,441.24 = 101,437.36 : x
  2. Step 2: Convert to fraction form
    357,609.18/536,441.24 = 101,437.36/x
  3. Step 3: Cross multiply
    357,609.18x = 536,441.24 × 101,437.36
  4. Step 4: Simplify right side
    357,609.18x = 54,415,183,180.73
  5. Step 5: Solve for x
    x = 54,415,183,180.73/357,609.18
  6. Step 6: Final answer
    x = 152,163.83

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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.