Home / 646,581.91-969,872.94-197,305.14

Finding the Fourth Proportional to 646,581.91, 969,872.94 and 197,305.14

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Solution

The fourth proportional to 646,581.91, 969,872.94 and 197,305.14 is: 295,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,581.91 : 969,872.94 = 197,305.14 : x
  2. Step 2: Convert to fraction form
    646,581.91/969,872.94 = 197,305.14/x
  3. Step 3: Cross multiply
    646,581.91x = 969,872.94 × 197,305.14
  4. Step 4: Simplify right side
    646,581.91x = 191,360,916,208.91
  5. Step 5: Solve for x
    x = 191,360,916,208.91/646,581.91
  6. Step 6: Final answer
    x = 295,957.73

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Double scale
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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.