Home / 889,175.56-1,227,062.13-481,277.29

Finding the Fourth Proportional to 889,175.56, 1,227,062.13 and 481,277.29

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Solution

The fourth proportional to 889,175.56, 1,227,062.13 and 481,277.29 is: 664,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,175.56 : 1,227,062.13 = 481,277.29 : x
  2. Step 2: Convert to fraction form
    889,175.56/1,227,062.13 = 481,277.29/x
  3. Step 3: Cross multiply
    889,175.56x = 1,227,062.13 × 481,277.29
  4. Step 4: Simplify right side
    889,175.56x = 590,557,136,588.03
  5. Step 5: Solve for x
    x = 590,557,136,588.03/889,175.56
  6. Step 6: Final answer
    x = 664,162.58

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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.