Home / 833,185.80-1,149,790.68-451,203.84

Finding the Fourth Proportional to 833,185.80, 1,149,790.68 and 451,203.84

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Solution

The fourth proportional to 833,185.80, 1,149,790.68 and 451,203.84 is: 622,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,185.80 : 1,149,790.68 = 451,203.84 : x
  2. Step 2: Convert to fraction form
    833,185.80/1,149,790.68 = 451,203.84/x
  3. Step 3: Cross multiply
    833,185.80x = 1,149,790.68 × 451,203.84
  4. Step 4: Simplify right side
    833,185.80x = 518,789,970,012.21
  5. Step 5: Solve for x
    x = 518,789,970,012.21/833,185.80
  6. Step 6: Final answer
    x = 622,658.20

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1.5x scale

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.