Home / 766,574.77-1,057,873.21-444,471.71

Finding the Fourth Proportional to 766,574.77, 1,057,873.21 and 444,471.71

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Solution

The fourth proportional to 766,574.77, 1,057,873.21 and 444,471.71 is: 613,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,574.77 : 1,057,873.21 = 444,471.71 : x
  2. Step 2: Convert to fraction form
    766,574.77/1,057,873.21 = 444,471.71/x
  3. Step 3: Cross multiply
    766,574.77x = 1,057,873.21 × 444,471.71
  4. Step 4: Simplify right side
    766,574.77x = 470,194,714,611.89
  5. Step 5: Solve for x
    x = 470,194,714,611.89/766,574.77
  6. Step 6: Final answer
    x = 613,370.98

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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.