Home / 822,186.24-1,233,260.16-378,954.24

Finding the Fourth Proportional to 822,186.24, 1,233,260.16 and 378,954.24

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Solution

The fourth proportional to 822,186.24, 1,233,260.16 and 378,954.24 is: 568,422.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,186.24 : 1,233,260.16 = 378,954.24 : x
  2. Step 2: Convert to fraction form
    822,186.24/1,233,260.16 = 378,954.24/x
  3. Step 3: Cross multiply
    822,186.24x = 1,233,260.16 × 378,954.24
  4. Step 4: Simplify right side
    822,186.24x = 467,349,166,655.08
  5. Step 5: Solve for x
    x = 467,349,166,655.08/822,186.24
  6. Step 6: Final answer
    x = 568,422.51

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.