Home / 491,247.01-677,916.08-273,452.23

Finding the Fourth Proportional to 491,247.01, 677,916.08 and 273,452.23

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Solution

The fourth proportional to 491,247.01, 677,916.08 and 273,452.23 is: 377,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,247.01 : 677,916.08 = 273,452.23 : x
  2. Step 2: Convert to fraction form
    491,247.01/677,916.08 = 273,452.23/x
  3. Step 3: Cross multiply
    491,247.01x = 677,916.08 × 273,452.23
  4. Step 4: Simplify right side
    491,247.01x = 185,377,659,072.02
  5. Step 5: Solve for x
    x = 185,377,659,072.02/491,247.01
  6. Step 6: Final answer
    x = 377,361.40

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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.