Home / 766,633.68-1,057,965.96-444,366.48

Finding the Fourth Proportional to 766,633.68, 1,057,965.96 and 444,366.48

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Solution

The fourth proportional to 766,633.68, 1,057,965.96 and 444,366.48 is: 613,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,633.68 : 1,057,965.96 = 444,366.48 : x
  2. Step 2: Convert to fraction form
    766,633.68/1,057,965.96 = 444,366.48/x
  3. Step 3: Cross multiply
    766,633.68x = 1,057,965.96 × 444,366.48
  4. Step 4: Simplify right side
    766,633.68x = 470,124,609,605.02
  5. Step 5: Solve for x
    x = 470,124,609,605.02/766,633.68
  6. Step 6: Final answer
    x = 613,232.40

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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.