Home / 1,169,965.36-1,755,055.14-328,511.44

Finding the Fourth Proportional to 1,169,965.36, 1,755,055.14 and 328,511.44

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Solution

The fourth proportional to 1,169,965.36, 1,755,055.14 and 328,511.44 is: 492,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,965.36 : 1,755,055.14 = 328,511.44 : x
  2. Step 2: Convert to fraction form
    1,169,965.36/1,755,055.14 = 328,511.44/x
  3. Step 3: Cross multiply
    1,169,965.36x = 1,755,055.14 × 328,511.44
  4. Step 4: Simplify right side
    1,169,965.36x = 576,555,691,320.80
  5. Step 5: Solve for x
    x = 576,555,691,320.80/1,169,965.36
  6. Step 6: Final answer
    x = 492,797.23

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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.