Home / 263,044.20-394,274.70-144,800.40

Finding the Fourth Proportional to 263,044.20, 394,274.70 and 144,800.40

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Solution

The fourth proportional to 263,044.20, 394,274.70 and 144,800.40 is: 217,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,044.20 : 394,274.70 = 144,800.40 : x
  2. Step 2: Convert to fraction form
    263,044.20/394,274.70 = 144,800.40/x
  3. Step 3: Cross multiply
    263,044.20x = 394,274.70 × 144,800.40
  4. Step 4: Simplify right side
    263,044.20x = 57,091,134,269.88
  5. Step 5: Solve for x
    x = 57,091,134,269.88/263,044.20
  6. Step 6: Final answer
    x = 217,040.08

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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.