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Finding the Fourth Proportional to 581,481.82, 872,239.11 and 160,757.65

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Solution

The fourth proportional to 581,481.82, 872,239.11 and 160,757.65 is: 241,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,481.82 : 872,239.11 = 160,757.65 : x
  2. Step 2: Convert to fraction form
    581,481.82/872,239.11 = 160,757.65/x
  3. Step 3: Cross multiply
    581,481.82x = 872,239.11 × 160,757.65
  4. Step 4: Simplify right side
    581,481.82x = 140,219,109,561.69
  5. Step 5: Solve for x
    x = 140,219,109,561.69/581,481.82
  6. Step 6: Final answer
    x = 241,141.00

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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.