Home / 339,739.95-468,829.18-186,777.03

Finding the Fourth Proportional to 339,739.95, 468,829.18 and 186,777.03

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Solution

The fourth proportional to 339,739.95, 468,829.18 and 186,777.03 is: 257,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,739.95 : 468,829.18 = 186,777.03 : x
  2. Step 2: Convert to fraction form
    339,739.95/468,829.18 = 186,777.03/x
  3. Step 3: Cross multiply
    339,739.95x = 468,829.18 × 186,777.03
  4. Step 4: Simplify right side
    339,739.95x = 87,566,522,522.87
  5. Step 5: Solve for x
    x = 87,566,522,522.87/339,739.95
  6. Step 6: Final answer
    x = 257,745.73

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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.