Home / 349,749.80-524,624.70-223,778.60

Finding the Fourth Proportional to 349,749.80, 524,624.70 and 223,778.60

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Solution

The fourth proportional to 349,749.80, 524,624.70 and 223,778.60 is: 335,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,749.80 : 524,624.70 = 223,778.60 : x
  2. Step 2: Convert to fraction form
    349,749.80/524,624.70 = 223,778.60/x
  3. Step 3: Cross multiply
    349,749.80x = 524,624.70 × 223,778.60
  4. Step 4: Simplify right side
    349,749.80x = 117,399,780,891.42
  5. Step 5: Solve for x
    x = 117,399,780,891.42/349,749.80
  6. Step 6: Final answer
    x = 335,667.90

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Similar ratio
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1.5x scale

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.