Home / 372,522.20-514,091.63-263,821.01

Finding the Fourth Proportional to 372,522.20, 514,091.63 and 263,821.01

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Solution

The fourth proportional to 372,522.20, 514,091.63 and 263,821.01 is: 364,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,522.20 : 514,091.63 = 263,821.01 : x
  2. Step 2: Convert to fraction form
    372,522.20/514,091.63 = 263,821.01/x
  3. Step 3: Cross multiply
    372,522.20x = 514,091.63 × 263,821.01
  4. Step 4: Simplify right side
    372,522.20x = 135,628,171,148.24
  5. Step 5: Solve for x
    x = 135,628,171,148.24/372,522.20
  6. Step 6: Final answer
    x = 364,080.78

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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.