Home / 823,731.66-1,136,411.91-501,183.18

Finding the Fourth Proportional to 823,731.66, 1,136,411.91 and 501,183.18

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Solution

The fourth proportional to 823,731.66, 1,136,411.91 and 501,183.18 is: 691,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,731.66 : 1,136,411.91 = 501,183.18 : x
  2. Step 2: Convert to fraction form
    823,731.66/1,136,411.91 = 501,183.18/x
  3. Step 3: Cross multiply
    823,731.66x = 1,136,411.91 × 501,183.18
  4. Step 4: Simplify right side
    823,731.66x = 569,550,534,843.67
  5. Step 5: Solve for x
    x = 569,550,534,843.67/823,731.66
  6. Step 6: Final answer
    x = 691,427.27

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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.