Home / 734,600.36-1,101,518.22-261,216.92

Finding the Fourth Proportional to 734,600.36, 1,101,518.22 and 261,216.92

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Solution

The fourth proportional to 734,600.36, 1,101,518.22 and 261,216.92 is: 391,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,600.36 : 1,101,518.22 = 261,216.92 : x
  2. Step 2: Convert to fraction form
    734,600.36/1,101,518.22 = 261,216.92/x
  3. Step 3: Cross multiply
    734,600.36x = 1,101,518.22 × 261,216.92
  4. Step 4: Simplify right side
    734,600.36x = 287,735,200,485.64
  5. Step 5: Solve for x
    x = 287,735,200,485.64/734,600.36
  6. Step 6: Final answer
    x = 391,689.43

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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.