Home / 941,939.88-1,299,911.16-539,609.64

Finding the Fourth Proportional to 941,939.88, 1,299,911.16 and 539,609.64

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Solution

The fourth proportional to 941,939.88, 1,299,911.16 and 539,609.64 is: 744,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,939.88 : 1,299,911.16 = 539,609.64 : x
  2. Step 2: Convert to fraction form
    941,939.88/1,299,911.16 = 539,609.64/x
  3. Step 3: Cross multiply
    941,939.88x = 1,299,911.16 × 539,609.64
  4. Step 4: Simplify right side
    941,939.88x = 701,444,593,079.58
  5. Step 5: Solve for x
    x = 701,444,593,079.58/941,939.88
  6. Step 6: Final answer
    x = 744,680.85

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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.