Home / 377,664.11-521,059.07-214,293.59

Finding the Fourth Proportional to 377,664.11, 521,059.07 and 214,293.59

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Solution

The fourth proportional to 377,664.11, 521,059.07 and 214,293.59 is: 295,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,664.11 : 521,059.07 = 214,293.59 : x
  2. Step 2: Convert to fraction form
    377,664.11/521,059.07 = 214,293.59/x
  3. Step 3: Cross multiply
    377,664.11x = 521,059.07 × 214,293.59
  4. Step 4: Simplify right side
    377,664.11x = 111,659,616,107.07
  5. Step 5: Solve for x
    x = 111,659,616,107.07/377,664.11
  6. Step 6: Final answer
    x = 295,658.54

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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.