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Finding the Fourth Proportional to 344,876.54, 517,315.01 and 95,558.54

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Solution

The fourth proportional to 344,876.54, 517,315.01 and 95,558.54 is: 143,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,876.54 : 517,315.01 = 95,558.54 : x
  2. Step 2: Convert to fraction form
    344,876.54/517,315.01 = 95,558.54/x
  3. Step 3: Cross multiply
    344,876.54x = 517,315.01 × 95,558.54
  4. Step 4: Simplify right side
    344,876.54x = 49,433,864,011.32
  5. Step 5: Solve for x
    x = 49,433,864,011.32/344,876.54
  6. Step 6: Final answer
    x = 143,337.86

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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.