Home / 823,406.51-1,136,351.01-460,822.83

Finding the Fourth Proportional to 823,406.51, 1,136,351.01 and 460,822.83

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Solution

The fourth proportional to 823,406.51, 1,136,351.01 and 460,822.83 is: 635,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,406.51 : 1,136,351.01 = 460,822.83 : x
  2. Step 2: Convert to fraction form
    823,406.51/1,136,351.01 = 460,822.83/x
  3. Step 3: Cross multiply
    823,406.51x = 1,136,351.01 × 460,822.83
  4. Step 4: Simplify right side
    823,406.51x = 523,656,488,301.56
  5. Step 5: Solve for x
    x = 523,656,488,301.56/823,406.51
  6. Step 6: Final answer
    x = 635,963.51

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Double scale
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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.