Home / 343,584.94-474,131.22-190,621.50

Finding the Fourth Proportional to 343,584.94, 474,131.22 and 190,621.50

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Solution

The fourth proportional to 343,584.94, 474,131.22 and 190,621.50 is: 263,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,584.94 : 474,131.22 = 190,621.50 : x
  2. Step 2: Convert to fraction form
    343,584.94/474,131.22 = 190,621.50/x
  3. Step 3: Cross multiply
    343,584.94x = 474,131.22 × 190,621.50
  4. Step 4: Simplify right side
    343,584.94x = 90,379,605,599.64
  5. Step 5: Solve for x
    x = 90,379,605,599.64/343,584.94
  6. Step 6: Final answer
    x = 263,048.80

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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.