Home / 888,184.56-1,225,692.57-500,998.69

Finding the Fourth Proportional to 888,184.56, 1,225,692.57 and 500,998.69

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Solution

The fourth proportional to 888,184.56, 1,225,692.57 and 500,998.69 is: 691,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,184.56 : 1,225,692.57 = 500,998.69 : x
  2. Step 2: Convert to fraction form
    888,184.56/1,225,692.57 = 500,998.69/x
  3. Step 3: Cross multiply
    888,184.56x = 1,225,692.57 × 500,998.69
  4. Step 4: Simplify right side
    888,184.56x = 614,070,371,912.73
  5. Step 5: Solve for x
    x = 614,070,371,912.73/888,184.56
  6. Step 6: Final answer
    x = 691,376.99

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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.