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Finding the Fourth Proportional to 301,054.32, 451,650.60 and 101,369.88

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Solution

The fourth proportional to 301,054.32, 451,650.60 and 101,369.88 is: 152,078.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,054.32 : 451,650.60 = 101,369.88 : x
  2. Step 2: Convert to fraction form
    301,054.32/451,650.60 = 101,369.88/x
  3. Step 3: Cross multiply
    301,054.32x = 451,650.60 × 101,369.88
  4. Step 4: Simplify right side
    301,054.32x = 45,783,767,123.93
  5. Step 5: Solve for x
    x = 45,783,767,123.93/301,054.32
  6. Step 6: Final answer
    x = 152,078.09

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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.