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Finding the Fourth Proportional to 384,793.38, 577,190.07 and 104,303.34

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Solution

The fourth proportional to 384,793.38, 577,190.07 and 104,303.34 is: 156,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,793.38 : 577,190.07 = 104,303.34 : x
  2. Step 2: Convert to fraction form
    384,793.38/577,190.07 = 104,303.34/x
  3. Step 3: Cross multiply
    384,793.38x = 577,190.07 × 104,303.34
  4. Step 4: Simplify right side
    384,793.38x = 60,202,852,115.83
  5. Step 5: Solve for x
    x = 60,202,852,115.83/384,793.38
  6. Step 6: Final answer
    x = 156,455.01

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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.