Home / 355,014.80-531,969.24-223,410.32

Finding the Fourth Proportional to 355,014.80, 531,969.24 and 223,410.32

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Solution

The fourth proportional to 355,014.80, 531,969.24 and 223,410.32 is: 334,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,014.80 : 531,969.24 = 223,410.32 : x
  2. Step 2: Convert to fraction form
    355,014.80/531,969.24 = 223,410.32/x
  3. Step 3: Cross multiply
    355,014.80x = 531,969.24 × 223,410.32
  4. Step 4: Simplify right side
    355,014.80x = 118,847,418,138.56
  5. Step 5: Solve for x
    x = 118,847,418,138.56/355,014.80
  6. Step 6: Final answer
    x = 334,767.50

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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.