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Finding the Fourth Proportional to 374,801.88, 562,202.83 and 108,562.48

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Solution

The fourth proportional to 374,801.88, 562,202.83 and 108,562.48 is: 162,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,801.88 : 562,202.83 = 108,562.48 : x
  2. Step 2: Convert to fraction form
    374,801.88/562,202.83 = 108,562.48/x
  3. Step 3: Cross multiply
    374,801.88x = 562,202.83 × 108,562.48
  4. Step 4: Simplify right side
    374,801.88x = 61,034,133,487.82
  5. Step 5: Solve for x
    x = 61,034,133,487.82/374,801.88
  6. Step 6: Final answer
    x = 162,843.72

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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.