Home / 1,008,163.60-1,512,936.60-447,600.40

Finding the Fourth Proportional to 1,008,163.60, 1,512,936.60 and 447,600.40

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Solution

The fourth proportional to 1,008,163.60, 1,512,936.60 and 447,600.40 is: 671,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,163.60 : 1,512,936.60 = 447,600.40 : x
  2. Step 2: Convert to fraction form
    1,008,163.60/1,512,936.60 = 447,600.40/x
  3. Step 3: Cross multiply
    1,008,163.60x = 1,512,936.60 × 447,600.40
  4. Step 4: Simplify right side
    1,008,163.60x = 677,191,027,334.64
  5. Step 5: Solve for x
    x = 677,191,027,334.64/1,008,163.60
  6. Step 6: Final answer
    x = 671,707.48

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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.