Home / 334,829.87-462,093.79-189,661.55

Finding the Fourth Proportional to 334,829.87, 462,093.79 and 189,661.55

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Solution

The fourth proportional to 334,829.87, 462,093.79 and 189,661.55 is: 261,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,829.87 : 462,093.79 = 189,661.55 : x
  2. Step 2: Convert to fraction form
    334,829.87/462,093.79 = 189,661.55/x
  3. Step 3: Cross multiply
    334,829.87x = 462,093.79 × 189,661.55
  4. Step 4: Simplify right side
    334,829.87x = 87,641,425,137.86
  5. Step 5: Solve for x
    x = 87,641,425,137.86/334,829.87
  6. Step 6: Final answer
    x = 261,749.13

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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.