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Finding the Fourth Proportional to 351,332.43, 526,999.89 and 85,093.11

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Solution

The fourth proportional to 351,332.43, 526,999.89 and 85,093.11 is: 127,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,332.43 : 526,999.89 = 85,093.11 : x
  2. Step 2: Convert to fraction form
    351,332.43/526,999.89 = 85,093.11/x
  3. Step 3: Cross multiply
    351,332.43x = 526,999.89 × 85,093.11
  4. Step 4: Simplify right side
    351,332.43x = 44,844,059,609.76
  5. Step 5: Solve for x
    x = 44,844,059,609.76/351,332.43
  6. Step 6: Final answer
    x = 127,639.97

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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.