Home / 823,577.88-1,136,556.72-460,992.72

Finding the Fourth Proportional to 823,577.88, 1,136,556.72 and 460,992.72

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Solution

The fourth proportional to 823,577.88, 1,136,556.72 and 460,992.72 is: 636,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,577.88 : 1,136,556.72 = 460,992.72 : x
  2. Step 2: Convert to fraction form
    823,577.88/1,136,556.72 = 460,992.72/x
  3. Step 3: Cross multiply
    823,577.88x = 1,136,556.72 × 460,992.72
  4. Step 4: Simplify right side
    823,577.88x = 523,944,373,787.08
  5. Step 5: Solve for x
    x = 523,944,373,787.08/823,577.88
  6. Step 6: Final answer
    x = 636,180.73

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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.