Home / 734,110.10-1,101,165.15-260,843.30

Finding the Fourth Proportional to 734,110.10, 1,101,165.15 and 260,843.30

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Solution

The fourth proportional to 734,110.10, 1,101,165.15 and 260,843.30 is: 391,264.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,110.10 : 1,101,165.15 = 260,843.30 : x
  2. Step 2: Convert to fraction form
    734,110.10/1,101,165.15 = 260,843.30/x
  3. Step 3: Cross multiply
    734,110.10x = 1,101,165.15 × 260,843.30
  4. Step 4: Simplify right side
    734,110.10x = 287,231,551,571.00
  5. Step 5: Solve for x
    x = 287,231,551,571.00/734,110.10
  6. Step 6: Final answer
    x = 391,264.95

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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.