Home / 362,401.20-543,389.04-109,605.60

Finding the Fourth Proportional to 362,401.20, 543,389.04 and 109,605.60

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Solution

The fourth proportional to 362,401.20, 543,389.04 and 109,605.60 is: 164,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,401.20 : 543,389.04 = 109,605.60 : x
  2. Step 2: Convert to fraction form
    362,401.20/543,389.04 = 109,605.60/x
  3. Step 3: Cross multiply
    362,401.20x = 543,389.04 × 109,605.60
  4. Step 4: Simplify right side
    362,401.20x = 59,558,481,762.62
  5. Step 5: Solve for x
    x = 59,558,481,762.62/362,401.20
  6. Step 6: Final answer
    x = 164,344.05

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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.