Home / 873,982.45-1,206,077.25-486,796.69

Finding the Fourth Proportional to 873,982.45, 1,206,077.25 and 486,796.69

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Solution

The fourth proportional to 873,982.45, 1,206,077.25 and 486,796.69 is: 671,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,982.45 : 1,206,077.25 = 486,796.69 : x
  2. Step 2: Convert to fraction form
    873,982.45/1,206,077.25 = 486,796.69/x
  3. Step 3: Cross multiply
    873,982.45x = 1,206,077.25 × 486,796.69
  4. Step 4: Simplify right side
    873,982.45x = 587,114,413,184.30
  5. Step 5: Solve for x
    x = 587,114,413,184.30/873,982.45
  6. Step 6: Final answer
    x = 671,769.11

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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.