Home / 931,578.33-1,285,388.07-544,318.88

Finding the Fourth Proportional to 931,578.33, 1,285,388.07 and 544,318.88

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Solution

The fourth proportional to 931,578.33, 1,285,388.07 and 544,318.88 is: 751,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,578.33 : 1,285,388.07 = 544,318.88 : x
  2. Step 2: Convert to fraction form
    931,578.33/1,285,388.07 = 544,318.88/x
  3. Step 3: Cross multiply
    931,578.33x = 1,285,388.07 × 544,318.88
  4. Step 4: Simplify right side
    931,578.33x = 699,660,988,200.82
  5. Step 5: Solve for x
    x = 699,660,988,200.82/931,578.33
  6. Step 6: Final answer
    x = 751,049.02

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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.