Home / 789,394.91-1,184,082.02-190,351.61

Finding the Fourth Proportional to 789,394.91, 1,184,082.02 and 190,351.61

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Solution

The fourth proportional to 789,394.91, 1,184,082.02 and 190,351.61 is: 285,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,394.91 : 1,184,082.02 = 190,351.61 : x
  2. Step 2: Convert to fraction form
    789,394.91/1,184,082.02 = 190,351.61/x
  3. Step 3: Cross multiply
    789,394.91x = 1,184,082.02 × 190,351.61
  4. Step 4: Simplify right side
    789,394.91x = 225,391,912,006.88
  5. Step 5: Solve for x
    x = 225,391,912,006.88/789,394.91
  6. Step 6: Final answer
    x = 285,524.91

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Double scale
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1.5x scale

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.