Home / 731,008.59-1,096,761.81-394,081.80

Finding the Fourth Proportional to 731,008.59, 1,096,761.81 and 394,081.80

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Solution

The fourth proportional to 731,008.59, 1,096,761.81 and 394,081.80 is: 591,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,008.59 : 1,096,761.81 = 394,081.80 : x
  2. Step 2: Convert to fraction form
    731,008.59/1,096,761.81 = 394,081.80/x
  3. Step 3: Cross multiply
    731,008.59x = 1,096,761.81 × 394,081.80
  4. Step 4: Simplify right side
    731,008.59x = 432,213,868,256.06
  5. Step 5: Solve for x
    x = 432,213,868,256.06/731,008.59
  6. Step 6: Final answer
    x = 591,256.89

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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.