Home / 645,004.46-967,506.84-189,595.70

Finding the Fourth Proportional to 645,004.46, 967,506.84 and 189,595.70

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Solution

The fourth proportional to 645,004.46, 967,506.84 and 189,595.70 is: 284,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,004.46 : 967,506.84 = 189,595.70 : x
  2. Step 2: Convert to fraction form
    645,004.46/967,506.84 = 189,595.70/x
  3. Step 3: Cross multiply
    645,004.46x = 967,506.84 × 189,595.70
  4. Step 4: Simplify right side
    645,004.46x = 183,435,131,747.05
  5. Step 5: Solve for x
    x = 183,435,131,747.05/645,004.46
  6. Step 6: Final answer
    x = 284,393.59

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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.