Home / 451,946.60-677,790.30-136,327.40

Finding the Fourth Proportional to 451,946.60, 677,790.30 and 136,327.40

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Solution

The fourth proportional to 451,946.60, 677,790.30 and 136,327.40 is: 204,452.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,946.60 : 677,790.30 = 136,327.40 : x
  2. Step 2: Convert to fraction form
    451,946.60/677,790.30 = 136,327.40/x
  3. Step 3: Cross multiply
    451,946.60x = 677,790.30 × 136,327.40
  4. Step 4: Simplify right side
    451,946.60x = 92,401,389,344.22
  5. Step 5: Solve for x
    x = 92,401,389,344.22/451,946.60
  6. Step 6: Final answer
    x = 204,452.01

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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.