Home / 850,739.80-1,174,073.22-468,766.48

Finding the Fourth Proportional to 850,739.80, 1,174,073.22 and 468,766.48

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Solution

The fourth proportional to 850,739.80, 1,174,073.22 and 468,766.48 is: 646,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,739.80 : 1,174,073.22 = 468,766.48 : x
  2. Step 2: Convert to fraction form
    850,739.80/1,174,073.22 = 468,766.48/x
  3. Step 3: Cross multiply
    850,739.80x = 1,174,073.22 × 468,766.48
  4. Step 4: Simplify right side
    850,739.80x = 550,366,170,601.67
  5. Step 5: Solve for x
    x = 550,366,170,601.67/850,739.80
  6. Step 6: Final answer
    x = 646,926.56

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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.