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Finding the Fourth Proportional to 363,377.77, 545,066.82 and 163,464.64

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Solution

The fourth proportional to 363,377.77, 545,066.82 and 163,464.64 is: 245,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,377.77 : 545,066.82 = 163,464.64 : x
  2. Step 2: Convert to fraction form
    363,377.77/545,066.82 = 163,464.64/x
  3. Step 3: Cross multiply
    363,377.77x = 545,066.82 × 163,464.64
  4. Step 4: Simplify right side
    363,377.77x = 89,099,150,144.58
  5. Step 5: Solve for x
    x = 89,099,150,144.58/363,377.77
  6. Step 6: Final answer
    x = 245,197.03

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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.