Home / 766,199.85-1,057,355.76-444,096.78

Finding the Fourth Proportional to 766,199.85, 1,057,355.76 and 444,096.78

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Solution

The fourth proportional to 766,199.85, 1,057,355.76 and 444,096.78 is: 612,853.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,199.85 : 1,057,355.76 = 444,096.78 : x
  2. Step 2: Convert to fraction form
    766,199.85/1,057,355.76 = 444,096.78/x
  3. Step 3: Cross multiply
    766,199.85x = 1,057,355.76 × 444,096.78
  4. Step 4: Simplify right side
    766,199.85x = 469,568,283,043.67
  5. Step 5: Solve for x
    x = 469,568,283,043.67/766,199.85
  6. Step 6: Final answer
    x = 612,853.53

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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.