Home / 547,233.30-820,849.95-192,129.30

Finding the Fourth Proportional to 547,233.30, 820,849.95 and 192,129.30

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Solution

The fourth proportional to 547,233.30, 820,849.95 and 192,129.30 is: 288,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,233.30 : 820,849.95 = 192,129.30 : x
  2. Step 2: Convert to fraction form
    547,233.30/820,849.95 = 192,129.30/x
  3. Step 3: Cross multiply
    547,233.30x = 820,849.95 × 192,129.30
  4. Step 4: Simplify right side
    547,233.30x = 157,709,326,298.54
  5. Step 5: Solve for x
    x = 157,709,326,298.54/547,233.30
  6. Step 6: Final answer
    x = 288,193.95

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Similar ratio
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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.