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Finding the Fourth Proportional to 395,863.93, 593,790.87 and 96,345.17

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Solution

The fourth proportional to 395,863.93, 593,790.87 and 96,345.17 is: 144,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,863.93 : 593,790.87 = 96,345.17 : x
  2. Step 2: Convert to fraction form
    395,863.93/593,790.87 = 96,345.17/x
  3. Step 3: Cross multiply
    395,863.93x = 593,790.87 × 96,345.17
  4. Step 4: Simplify right side
    395,863.93x = 57,208,879,345.64
  5. Step 5: Solve for x
    x = 57,208,879,345.64/395,863.93
  6. Step 6: Final answer
    x = 144,516.53

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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.