Home / 645,185.24-967,715.32-195,910.05

Finding the Fourth Proportional to 645,185.24, 967,715.32 and 195,910.05

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Solution

The fourth proportional to 645,185.24, 967,715.32 and 195,910.05 is: 293,846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,185.24 : 967,715.32 = 195,910.05 : x
  2. Step 2: Convert to fraction form
    645,185.24/967,715.32 = 195,910.05/x
  3. Step 3: Cross multiply
    645,185.24x = 967,715.32 × 195,910.05
  4. Step 4: Simplify right side
    645,185.24x = 189,585,156,726.97
  5. Step 5: Solve for x
    x = 189,585,156,726.97/645,185.24
  6. Step 6: Final answer
    x = 293,846.08

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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.