Home / 987,754.26-1,363,072.96-579,849.60

Finding the Fourth Proportional to 987,754.26, 1,363,072.96 and 579,849.60

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Solution

The fourth proportional to 987,754.26, 1,363,072.96 and 579,849.60 is: 800,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,754.26 : 1,363,072.96 = 579,849.60 : x
  2. Step 2: Convert to fraction form
    987,754.26/1,363,072.96 = 579,849.60/x
  3. Step 3: Cross multiply
    987,754.26x = 1,363,072.96 × 579,849.60
  4. Step 4: Simplify right side
    987,754.26x = 790,377,310,626.82
  5. Step 5: Solve for x
    x = 790,377,310,626.82/987,754.26
  6. Step 6: Final answer
    x = 800,176.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.