Home / 727,983.36-1,092,062.52-688,170.24

Finding the Fourth Proportional to 727,983.36, 1,092,062.52 and 688,170.24

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Solution

The fourth proportional to 727,983.36, 1,092,062.52 and 688,170.24 is: 1,032,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,983.36 : 1,092,062.52 = 688,170.24 : x
  2. Step 2: Convert to fraction form
    727,983.36/1,092,062.52 = 688,170.24/x
  3. Step 3: Cross multiply
    727,983.36x = 1,092,062.52 × 688,170.24
  4. Step 4: Simplify right side
    727,983.36x = 751,524,926,483.41
  5. Step 5: Solve for x
    x = 751,524,926,483.41/727,983.36
  6. Step 6: Final answer
    x = 1,032,338.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.