Home / 892,187.01-1,231,219.17-484,288.62

Finding the Fourth Proportional to 892,187.01, 1,231,219.17 and 484,288.62

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Solution

The fourth proportional to 892,187.01, 1,231,219.17 and 484,288.62 is: 668,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,187.01 : 1,231,219.17 = 484,288.62 : x
  2. Step 2: Convert to fraction form
    892,187.01/1,231,219.17 = 484,288.62/x
  3. Step 3: Cross multiply
    892,187.01x = 1,231,219.17 × 484,288.62
  4. Step 4: Simplify right side
    892,187.01x = 596,265,432,756.85
  5. Step 5: Solve for x
    x = 596,265,432,756.85/892,187.01
  6. Step 6: Final answer
    x = 668,318.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.