Home / 548,826.75-757,361.88-303,822.15

Finding the Fourth Proportional to 548,826.75, 757,361.88 and 303,822.15

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Solution

The fourth proportional to 548,826.75, 757,361.88 and 303,822.15 is: 419,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,826.75 : 757,361.88 = 303,822.15 : x
  2. Step 2: Convert to fraction form
    548,826.75/757,361.88 = 303,822.15/x
  3. Step 3: Cross multiply
    548,826.75x = 757,361.88 × 303,822.15
  4. Step 4: Simplify right side
    548,826.75x = 230,103,314,709.64
  5. Step 5: Solve for x
    x = 230,103,314,709.64/548,826.75
  6. Step 6: Final answer
    x = 419,264.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.