Home / 691,181.26-1,036,616.37-247,949.26

Finding the Fourth Proportional to 691,181.26, 1,036,616.37 and 247,949.26

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Solution

The fourth proportional to 691,181.26, 1,036,616.37 and 247,949.26 is: 371,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,181.26 : 1,036,616.37 = 247,949.26 : x
  2. Step 2: Convert to fraction form
    691,181.26/1,036,616.37 = 247,949.26/x
  3. Step 3: Cross multiply
    691,181.26x = 1,036,616.37 × 247,949.26
  4. Step 4: Simplify right side
    691,181.26x = 257,028,261,845.39
  5. Step 5: Solve for x
    x = 257,028,261,845.39/691,181.26
  6. Step 6: Final answer
    x = 371,868.10

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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.