Home / 694,923.66-958,499.46-423,008.91

Finding the Fourth Proportional to 694,923.66, 958,499.46 and 423,008.91

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Solution

The fourth proportional to 694,923.66, 958,499.46 and 423,008.91 is: 583,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,923.66 : 958,499.46 = 423,008.91 : x
  2. Step 2: Convert to fraction form
    694,923.66/958,499.46 = 423,008.91/x
  3. Step 3: Cross multiply
    694,923.66x = 958,499.46 × 423,008.91
  4. Step 4: Simplify right side
    694,923.66x = 405,453,811,810.19
  5. Step 5: Solve for x
    x = 405,453,811,810.19/694,923.66
  6. Step 6: Final answer
    x = 583,450.87

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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.