Home / 547,028.56-820,909.37-192,043.63

Finding the Fourth Proportional to 547,028.56, 820,909.37 and 192,043.63

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Solution

The fourth proportional to 547,028.56, 820,909.37 and 192,043.63 is: 288,194.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,028.56 : 820,909.37 = 192,043.63 : x
  2. Step 2: Convert to fraction form
    547,028.56/820,909.37 = 192,043.63/x
  3. Step 3: Cross multiply
    547,028.56x = 820,909.37 × 192,043.63
  4. Step 4: Simplify right side
    547,028.56x = 157,650,415,315.81
  5. Step 5: Solve for x
    x = 157,650,415,315.81/547,028.56
  6. Step 6: Final answer
    x = 288,194.12

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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.