Home / 982,820.41-1,356,067.77-552,943.69

Finding the Fourth Proportional to 982,820.41, 1,356,067.77 and 552,943.69

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Solution

The fourth proportional to 982,820.41, 1,356,067.77 and 552,943.69 is: 762,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,820.41 : 1,356,067.77 = 552,943.69 : x
  2. Step 2: Convert to fraction form
    982,820.41/1,356,067.77 = 552,943.69/x
  3. Step 3: Cross multiply
    982,820.41x = 1,356,067.77 × 552,943.69
  4. Step 4: Simplify right side
    982,820.41x = 749,829,121,406.40
  5. Step 5: Solve for x
    x = 749,829,121,406.40/982,820.41
  6. Step 6: Final answer
    x = 762,936.05

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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.