Home / 362,107.20-543,160.80-268,795.20

Finding the Fourth Proportional to 362,107.20, 543,160.80 and 268,795.20

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Solution

The fourth proportional to 362,107.20, 543,160.80 and 268,795.20 is: 403,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,107.20 : 543,160.80 = 268,795.20 : x
  2. Step 2: Convert to fraction form
    362,107.20/543,160.80 = 268,795.20/x
  3. Step 3: Cross multiply
    362,107.20x = 543,160.80 × 268,795.20
  4. Step 4: Simplify right side
    362,107.20x = 145,999,015,868.16
  5. Step 5: Solve for x
    x = 145,999,015,868.16/362,107.20
  6. Step 6: Final answer
    x = 403,192.80

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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.