Home / 380,189.63-524,626.07-227,197.37

Finding the Fourth Proportional to 380,189.63, 524,626.07 and 227,197.37

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Solution

The fourth proportional to 380,189.63, 524,626.07 and 227,197.37 is: 313,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,189.63 : 524,626.07 = 227,197.37 : x
  2. Step 2: Convert to fraction form
    380,189.63/524,626.07 = 227,197.37/x
  3. Step 3: Cross multiply
    380,189.63x = 524,626.07 × 227,197.37
  4. Step 4: Simplify right side
    380,189.63x = 119,193,663,513.01
  5. Step 5: Solve for x
    x = 119,193,663,513.01/380,189.63
  6. Step 6: Final answer
    x = 313,511.08

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1.5x scale

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.