Home / 1,205,763.55-1,663,910.65-682,462.93

Finding the Fourth Proportional to 1,205,763.55, 1,663,910.65 and 682,462.93

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Solution

The fourth proportional to 1,205,763.55, 1,663,910.65 and 682,462.93 is: 941,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,763.55 : 1,663,910.65 = 682,462.93 : x
  2. Step 2: Convert to fraction form
    1,205,763.55/1,663,910.65 = 682,462.93/x
  3. Step 3: Cross multiply
    1,205,763.55x = 1,663,910.65 × 682,462.93
  4. Step 4: Simplify right side
    1,205,763.55x = 1,135,557,340,683.07
  5. Step 5: Solve for x
    x = 1,135,557,340,683.07/1,205,763.55
  6. Step 6: Final answer
    x = 941,774.48

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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.