Home / 544,029.20-815,813.40-263,632.40

Finding the Fourth Proportional to 544,029.20, 815,813.40 and 263,632.40

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Solution

The fourth proportional to 544,029.20, 815,813.40 and 263,632.40 is: 395,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,029.20 : 815,813.40 = 263,632.40 : x
  2. Step 2: Convert to fraction form
    544,029.20/815,813.40 = 263,632.40/x
  3. Step 3: Cross multiply
    544,029.20x = 815,813.40 × 263,632.40
  4. Step 4: Simplify right side
    544,029.20x = 215,074,844,594.16
  5. Step 5: Solve for x
    x = 215,074,844,594.16/544,029.20
  6. Step 6: Final answer
    x = 395,336.95

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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.