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Finding the Fourth Proportional to 395,935.79, 593,897.50 and 96,415.86

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Solution

The fourth proportional to 395,935.79, 593,897.50 and 96,415.86 is: 144,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,935.79 : 593,897.50 = 96,415.86 : x
  2. Step 2: Convert to fraction form
    395,935.79/593,897.50 = 96,415.86/x
  3. Step 3: Cross multiply
    395,935.79x = 593,897.50 × 96,415.86
  4. Step 4: Simplify right side
    395,935.79x = 57,261,135,244.86
  5. Step 5: Solve for x
    x = 57,261,135,244.86/395,935.79
  6. Step 6: Final answer
    x = 144,622.28

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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.