Home / 857,418.48-1,183,152.24-494,959.10

Finding the Fourth Proportional to 857,418.48, 1,183,152.24 and 494,959.10

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Solution

The fourth proportional to 857,418.48, 1,183,152.24 and 494,959.10 is: 682,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,418.48 : 1,183,152.24 = 494,959.10 : x
  2. Step 2: Convert to fraction form
    857,418.48/1,183,152.24 = 494,959.10/x
  3. Step 3: Cross multiply
    857,418.48x = 1,183,152.24 × 494,959.10
  4. Step 4: Simplify right side
    857,418.48x = 585,611,967,873.38
  5. Step 5: Solve for x
    x = 585,611,967,873.38/857,418.48
  6. Step 6: Final answer
    x = 682,994.34

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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.