Home / 784,131.84-1,082,102.09-444,600.09

Finding the Fourth Proportional to 784,131.84, 1,082,102.09 and 444,600.09

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Solution

The fourth proportional to 784,131.84, 1,082,102.09 and 444,600.09 is: 613,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,131.84 : 1,082,102.09 = 444,600.09 : x
  2. Step 2: Convert to fraction form
    784,131.84/1,082,102.09 = 444,600.09/x
  3. Step 3: Cross multiply
    784,131.84x = 1,082,102.09 × 444,600.09
  4. Step 4: Simplify right side
    784,131.84x = 481,102,684,380.19
  5. Step 5: Solve for x
    x = 481,102,684,380.19/784,131.84
  6. Step 6: Final answer
    x = 613,548.21

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Double scale
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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.