Home / 889,757.65-1,227,850.38-481,856.18

Finding the Fourth Proportional to 889,757.65, 1,227,850.38 and 481,856.18

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Solution

The fourth proportional to 889,757.65, 1,227,850.38 and 481,856.18 is: 664,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,757.65 : 1,227,850.38 = 481,856.18 : x
  2. Step 2: Convert to fraction form
    889,757.65/1,227,850.38 = 481,856.18/x
  3. Step 3: Cross multiply
    889,757.65x = 1,227,850.38 × 481,856.18
  4. Step 4: Simplify right side
    889,757.65x = 591,647,293,718.35
  5. Step 5: Solve for x
    x = 591,647,293,718.35/889,757.65
  6. Step 6: Final answer
    x = 664,953.31

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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.