Home / 1,271,001.36-1,906,500.36-324,372.06

Finding the Fourth Proportional to 1,271,001.36, 1,906,500.36 and 324,372.06

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Solution

The fourth proportional to 1,271,001.36, 1,906,500.36 and 324,372.06 is: 486,557.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,001.36 : 1,906,500.36 = 324,372.06 : x
  2. Step 2: Convert to fraction form
    1,271,001.36/1,906,500.36 = 324,372.06/x
  3. Step 3: Cross multiply
    1,271,001.36x = 1,906,500.36 × 324,372.06
  4. Step 4: Simplify right side
    1,271,001.36x = 618,415,449,163.94
  5. Step 5: Solve for x
    x = 618,415,449,163.94/1,271,001.36
  6. Step 6: Final answer
    x = 486,557.66

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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.