Home / 291,297.04-436,500.45-196,175.50

Finding the Fourth Proportional to 291,297.04, 436,500.45 and 196,175.50

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Solution

The fourth proportional to 291,297.04, 436,500.45 and 196,175.50 is: 293,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,297.04 : 436,500.45 = 196,175.50 : x
  2. Step 2: Convert to fraction form
    291,297.04/436,500.45 = 196,175.50/x
  3. Step 3: Cross multiply
    291,297.04x = 436,500.45 × 196,175.50
  4. Step 4: Simplify right side
    291,297.04x = 85,630,694,028.98
  5. Step 5: Solve for x
    x = 85,630,694,028.98/291,297.04
  6. Step 6: Final answer
    x = 293,963.49

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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.