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Finding the Fourth Proportional to 562,172.73, 843,057.50 and 162,730.86

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Solution

The fourth proportional to 562,172.73, 843,057.50 and 162,730.86 is: 244,037.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,172.73 : 843,057.50 = 162,730.86 : x
  2. Step 2: Convert to fraction form
    562,172.73/843,057.50 = 162,730.86/x
  3. Step 3: Cross multiply
    562,172.73x = 843,057.50 × 162,730.86
  4. Step 4: Simplify right side
    562,172.73x = 137,191,471,190.80
  5. Step 5: Solve for x
    x = 137,191,471,190.80/562,172.73
  6. Step 6: Final answer
    x = 244,037.93

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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.