Home / 775,111.15-1,162,591.55-235,372.11

Finding the Fourth Proportional to 775,111.15, 1,162,591.55 and 235,372.11

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Solution

The fourth proportional to 775,111.15, 1,162,591.55 and 235,372.11 is: 353,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,111.15 : 1,162,591.55 = 235,372.11 : x
  2. Step 2: Convert to fraction form
    775,111.15/1,162,591.55 = 235,372.11/x
  3. Step 3: Cross multiply
    775,111.15x = 1,162,591.55 × 235,372.11
  4. Step 4: Simplify right side
    775,111.15x = 273,641,626,191.67
  5. Step 5: Solve for x
    x = 273,641,626,191.67/775,111.15
  6. Step 6: Final answer
    x = 353,035.34

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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.