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Finding the Fourth Proportional to 346,799.44, 520,209.86 and 94,078.95

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Solution

The fourth proportional to 346,799.44, 520,209.86 and 94,078.95 is: 141,121.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,799.44 : 520,209.86 = 94,078.95 : x
  2. Step 2: Convert to fraction form
    346,799.44/520,209.86 = 94,078.95/x
  3. Step 3: Cross multiply
    346,799.44x = 520,209.86 × 94,078.95
  4. Step 4: Simplify right side
    346,799.44x = 48,940,797,408.45
  5. Step 5: Solve for x
    x = 48,940,797,408.45/346,799.44
  6. Step 6: Final answer
    x = 141,121.33

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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.