Home / 694,733.80-958,234.98-426,548.20

Finding the Fourth Proportional to 694,733.80, 958,234.98 and 426,548.20

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Solution

The fourth proportional to 694,733.80, 958,234.98 and 426,548.20 is: 588,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,733.80 : 958,234.98 = 426,548.20 : x
  2. Step 2: Convert to fraction form
    694,733.80/958,234.98 = 426,548.20/x
  3. Step 3: Cross multiply
    694,733.80x = 958,234.98 × 426,548.20
  4. Step 4: Simplify right side
    694,733.80x = 408,733,405,896.04
  5. Step 5: Solve for x
    x = 408,733,405,896.04/694,733.80
  6. Step 6: Final answer
    x = 588,330.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.