Home / 823,766.68-1,136,460.18-501,218.20

Finding the Fourth Proportional to 823,766.68, 1,136,460.18 and 501,218.20

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Solution

The fourth proportional to 823,766.68, 1,136,460.18 and 501,218.20 is: 691,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,766.68 : 1,136,460.18 = 501,218.20 : x
  2. Step 2: Convert to fraction form
    823,766.68/1,136,460.18 = 501,218.20/x
  3. Step 3: Cross multiply
    823,766.68x = 1,136,460.18 × 501,218.20
  4. Step 4: Simplify right side
    823,766.68x = 569,614,525,791.28
  5. Step 5: Solve for x
    x = 569,614,525,791.28/823,766.68
  6. Step 6: Final answer
    x = 691,475.56

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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.