Home / 843,169.85-1,163,583.57-455,992.82

Finding the Fourth Proportional to 843,169.85, 1,163,583.57 and 455,992.82

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Solution

The fourth proportional to 843,169.85, 1,163,583.57 and 455,992.82 is: 629,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,169.85 : 1,163,583.57 = 455,992.82 : x
  2. Step 2: Convert to fraction form
    843,169.85/1,163,583.57 = 455,992.82/x
  3. Step 3: Cross multiply
    843,169.85x = 1,163,583.57 × 455,992.82
  4. Step 4: Simplify right side
    843,169.85x = 530,585,756,298.93
  5. Step 5: Solve for x
    x = 530,585,756,298.93/843,169.85
  6. Step 6: Final answer
    x = 629,275.06

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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.