Home / 505,197.27-757,895.85-185,352.21

Finding the Fourth Proportional to 505,197.27, 757,895.85 and 185,352.21

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Solution

The fourth proportional to 505,197.27, 757,895.85 and 185,352.21 is: 278,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,197.27 : 757,895.85 = 185,352.21 : x
  2. Step 2: Convert to fraction form
    505,197.27/757,895.85 = 185,352.21/x
  3. Step 3: Cross multiply
    505,197.27x = 757,895.85 × 185,352.21
  4. Step 4: Simplify right side
    505,197.27x = 140,477,670,747.33
  5. Step 5: Solve for x
    x = 140,477,670,747.33/505,197.27
  6. Step 6: Final answer
    x = 278,064.98

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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.