Home / 380,186.87-524,622.33-227,194.70

Finding the Fourth Proportional to 380,186.87, 524,622.33 and 227,194.70

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Solution

The fourth proportional to 380,186.87, 524,622.33 and 227,194.70 is: 313,507.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,186.87 : 524,622.33 = 227,194.70 : x
  2. Step 2: Convert to fraction form
    380,186.87/524,622.33 = 227,194.70/x
  3. Step 3: Cross multiply
    380,186.87x = 524,622.33 × 227,194.70
  4. Step 4: Simplify right side
    380,186.87x = 119,191,412,877.65
  5. Step 5: Solve for x
    x = 119,191,412,877.65/380,186.87
  6. Step 6: Final answer
    x = 313,507.44

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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.