Home / 264,009.20-395,322.60-193,506.80

Finding the Fourth Proportional to 264,009.20, 395,322.60 and 193,506.80

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Solution

The fourth proportional to 264,009.20, 395,322.60 and 193,506.80 is: 289,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,009.20 : 395,322.60 = 193,506.80 : x
  2. Step 2: Convert to fraction form
    264,009.20/395,322.60 = 193,506.80/x
  3. Step 3: Cross multiply
    264,009.20x = 395,322.60 × 193,506.80
  4. Step 4: Simplify right side
    264,009.20x = 76,497,611,293.68
  5. Step 5: Solve for x
    x = 76,497,611,293.68/264,009.20
  6. Step 6: Final answer
    x = 289,753.58

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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.