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Finding the Fourth Proportional to 505,880.53, 758,920.42 and 150,886.69

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Solution

The fourth proportional to 505,880.53, 758,920.42 and 150,886.69 is: 226,359.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,880.53 : 758,920.42 = 150,886.69 : x
  2. Step 2: Convert to fraction form
    505,880.53/758,920.42 = 150,886.69/x
  3. Step 3: Cross multiply
    505,880.53x = 758,920.42 × 150,886.69
  4. Step 4: Simplify right side
    505,880.53x = 114,510,990,147.21
  5. Step 5: Solve for x
    x = 114,510,990,147.21/505,880.53
  6. Step 6: Final answer
    x = 226,359.75

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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.