Home / 441,276.48-661,914.96-188,344.32

Finding the Fourth Proportional to 441,276.48, 661,914.96 and 188,344.32

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Solution

The fourth proportional to 441,276.48, 661,914.96 and 188,344.32 is: 282,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,276.48 : 661,914.96 = 188,344.32 : x
  2. Step 2: Convert to fraction form
    441,276.48/661,914.96 = 188,344.32/x
  3. Step 3: Cross multiply
    441,276.48x = 661,914.96 × 188,344.32
  4. Step 4: Simplify right side
    441,276.48x = 124,667,923,039.03
  5. Step 5: Solve for x
    x = 124,667,923,039.03/441,276.48
  6. Step 6: Final answer
    x = 282,516.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.