Home / 558,333.28-837,367.44-198,474.40

Finding the Fourth Proportional to 558,333.28, 837,367.44 and 198,474.40

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Solution

The fourth proportional to 558,333.28, 837,367.44 and 198,474.40 is: 297,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,333.28 : 837,367.44 = 198,474.40 : x
  2. Step 2: Convert to fraction form
    558,333.28/837,367.44 = 198,474.40/x
  3. Step 3: Cross multiply
    558,333.28x = 837,367.44 × 198,474.40
  4. Step 4: Simplify right side
    558,333.28x = 166,196,000,233.54
  5. Step 5: Solve for x
    x = 166,196,000,233.54/558,333.28
  6. Step 6: Final answer
    x = 297,664.51

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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.