Home / 823,524.08-1,136,451.48-455,966.10

Finding the Fourth Proportional to 823,524.08, 1,136,451.48 and 455,966.10

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Solution

The fourth proportional to 823,524.08, 1,136,451.48 and 455,966.10 is: 629,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,524.08 : 1,136,451.48 = 455,966.10 : x
  2. Step 2: Convert to fraction form
    823,524.08/1,136,451.48 = 455,966.10/x
  3. Step 3: Cross multiply
    823,524.08x = 1,136,451.48 × 455,966.10
  4. Step 4: Simplify right side
    823,524.08x = 518,183,349,174.83
  5. Step 5: Solve for x
    x = 518,183,349,174.83/823,524.08
  6. Step 6: Final answer
    x = 629,226.71

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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.