Home / 494,361.12-741,570.60-190,756.92

Finding the Fourth Proportional to 494,361.12, 741,570.60 and 190,756.92

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Solution

The fourth proportional to 494,361.12, 741,570.60 and 190,756.92 is: 286,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,361.12 : 741,570.60 = 190,756.92 : x
  2. Step 2: Convert to fraction form
    494,361.12/741,570.60 = 190,756.92/x
  3. Step 3: Cross multiply
    494,361.12x = 741,570.60 × 190,756.92
  4. Step 4: Simplify right side
    494,361.12x = 141,459,723,618.55
  5. Step 5: Solve for x
    x = 141,459,723,618.55/494,361.12
  6. Step 6: Final answer
    x = 286,146.54

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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.