Home / 889,542.13-1,227,562.97-481,635.55

Finding the Fourth Proportional to 889,542.13, 1,227,562.97 and 481,635.55

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Solution

The fourth proportional to 889,542.13, 1,227,562.97 and 481,635.55 is: 664,654.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,542.13 : 1,227,562.97 = 481,635.55 : x
  2. Step 2: Convert to fraction form
    889,542.13/1,227,562.97 = 481,635.55/x
  3. Step 3: Cross multiply
    889,542.13x = 1,227,562.97 × 481,635.55
  4. Step 4: Simplify right side
    889,542.13x = 591,237,966,215.58
  5. Step 5: Solve for x
    x = 591,237,966,215.58/889,542.13
  6. Step 6: Final answer
    x = 664,654.26

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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.