Home / 823,374.59-1,136,306.97-460,790.91

Finding the Fourth Proportional to 823,374.59, 1,136,306.97 and 460,790.91

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Solution

The fourth proportional to 823,374.59, 1,136,306.97 and 460,790.91 is: 635,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,374.59 : 1,136,306.97 = 460,790.91 : x
  2. Step 2: Convert to fraction form
    823,374.59/1,136,306.97 = 460,790.91/x
  3. Step 3: Cross multiply
    823,374.59x = 1,136,306.97 × 460,790.91
  4. Step 4: Simplify right side
    823,374.59x = 523,599,922,745.64
  5. Step 5: Solve for x
    x = 523,599,922,745.64/823,374.59
  6. Step 6: Final answer
    x = 635,919.46

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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.