Home / 655,297.80-982,947.06-181,983.12

Finding the Fourth Proportional to 655,297.80, 982,947.06 and 181,983.12

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Solution

The fourth proportional to 655,297.80, 982,947.06 and 181,983.12 is: 272,974.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,297.80 : 982,947.06 = 181,983.12 : x
  2. Step 2: Convert to fraction form
    655,297.80/982,947.06 = 181,983.12/x
  3. Step 3: Cross multiply
    655,297.80x = 982,947.06 × 181,983.12
  4. Step 4: Simplify right side
    655,297.80x = 178,879,772,773.63
  5. Step 5: Solve for x
    x = 178,879,772,773.63/655,297.80
  6. Step 6: Final answer
    x = 272,974.78

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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.