Home / 889,699.92-1,227,786.52-481,804.96

Finding the Fourth Proportional to 889,699.92, 1,227,786.52 and 481,804.96

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Solution

The fourth proportional to 889,699.92, 1,227,786.52 and 481,804.96 is: 664,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,699.92 : 1,227,786.52 = 481,804.96 : x
  2. Step 2: Convert to fraction form
    889,699.92/1,227,786.52 = 481,804.96/x
  3. Step 3: Cross multiply
    889,699.92x = 1,227,786.52 × 481,804.96
  4. Step 4: Simplify right side
    889,699.92x = 591,553,635,157.14
  5. Step 5: Solve for x
    x = 591,553,635,157.14/889,699.92
  6. Step 6: Final answer
    x = 664,891.19

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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.