Home / 351,027.60-526,768.20-193,369.20

Finding the Fourth Proportional to 351,027.60, 526,768.20 and 193,369.20

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Solution

The fourth proportional to 351,027.60, 526,768.20 and 193,369.20 is: 290,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,027.60 : 526,768.20 = 193,369.20 : x
  2. Step 2: Convert to fraction form
    351,027.60/526,768.20 = 193,369.20/x
  3. Step 3: Cross multiply
    351,027.60x = 526,768.20 × 193,369.20
  4. Step 4: Simplify right side
    351,027.60x = 101,860,745,419.44
  5. Step 5: Solve for x
    x = 101,860,745,419.44/351,027.60
  6. Step 6: Final answer
    x = 290,178.74

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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.