Home / 793,436.11-1,094,954.89-449,262.96

Finding the Fourth Proportional to 793,436.11, 1,094,954.89 and 449,262.96

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Solution

The fourth proportional to 793,436.11, 1,094,954.89 and 449,262.96 is: 619,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,436.11 : 1,094,954.89 = 449,262.96 : x
  2. Step 2: Convert to fraction form
    793,436.11/1,094,954.89 = 449,262.96/x
  3. Step 3: Cross multiply
    793,436.11x = 1,094,954.89 × 449,262.96
  4. Step 4: Simplify right side
    793,436.11x = 491,922,669,297.45
  5. Step 5: Solve for x
    x = 491,922,669,297.45/793,436.11
  6. Step 6: Final answer
    x = 619,990.27

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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.