Home / 334,778.40-462,074.54-191,621.43

Finding the Fourth Proportional to 334,778.40, 462,074.54 and 191,621.43

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Solution

The fourth proportional to 334,778.40, 462,074.54 and 191,621.43 is: 264,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,778.40 : 462,074.54 = 191,621.43 : x
  2. Step 2: Convert to fraction form
    334,778.40/462,074.54 = 191,621.43/x
  3. Step 3: Cross multiply
    334,778.40x = 462,074.54 × 191,621.43
  4. Step 4: Simplify right side
    334,778.40x = 88,543,383,163.29
  5. Step 5: Solve for x
    x = 88,543,383,163.29/334,778.40
  6. Step 6: Final answer
    x = 264,483.56

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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.