Home / 823,879.56-1,136,922.28-461,269.52

Finding the Fourth Proportional to 823,879.56, 1,136,922.28 and 461,269.52

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Solution

The fourth proportional to 823,879.56, 1,136,922.28 and 461,269.52 is: 636,534.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,879.56 : 1,136,922.28 = 461,269.52 : x
  2. Step 2: Convert to fraction form
    823,879.56/1,136,922.28 = 461,269.52/x
  3. Step 3: Cross multiply
    823,879.56x = 1,136,922.28 × 461,269.52
  4. Step 4: Simplify right side
    823,879.56x = 524,427,594,372.91
  5. Step 5: Solve for x
    x = 524,427,594,372.91/823,879.56
  6. Step 6: Final answer
    x = 636,534.29

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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.