Home / 356,533.12-534,439.26-223,506.64

Finding the Fourth Proportional to 356,533.12, 534,439.26 and 223,506.64

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Solution

The fourth proportional to 356,533.12, 534,439.26 and 223,506.64 is: 335,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,533.12 : 534,439.26 = 223,506.64 : x
  2. Step 2: Convert to fraction form
    356,533.12/534,439.26 = 223,506.64/x
  3. Step 3: Cross multiply
    356,533.12x = 534,439.26 × 223,506.64
  4. Step 4: Simplify right side
    356,533.12x = 119,450,723,286.69
  5. Step 5: Solve for x
    x = 119,450,723,286.69/356,533.12
  6. Step 6: Final answer
    x = 335,034.02

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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.