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Finding the Fourth Proportional to 208,333.92, 312,501.04 and 50,562.53

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Solution

The fourth proportional to 208,333.92, 312,501.04 and 50,562.53 is: 75,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,333.92 : 312,501.04 = 50,562.53 : x
  2. Step 2: Convert to fraction form
    208,333.92/312,501.04 = 50,562.53/x
  3. Step 3: Cross multiply
    208,333.92x = 312,501.04 × 50,562.53
  4. Step 4: Simplify right side
    208,333.92x = 15,800,842,693.00
  5. Step 5: Solve for x
    x = 15,800,842,693.00/208,333.92
  6. Step 6: Final answer
    x = 75,843.83

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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.