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Finding the Fourth Proportional to 351,193.92, 526,807.80 and 114,536.16

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Solution

The fourth proportional to 351,193.92, 526,807.80 and 114,536.16 is: 171,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,193.92 : 526,807.80 = 114,536.16 : x
  2. Step 2: Convert to fraction form
    351,193.92/526,807.80 = 114,536.16/x
  3. Step 3: Cross multiply
    351,193.92x = 526,807.80 × 114,536.16
  4. Step 4: Simplify right side
    351,193.92x = 60,338,542,470.05
  5. Step 5: Solve for x
    x = 60,338,542,470.05/351,193.92
  6. Step 6: Final answer
    x = 171,809.76

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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.