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Finding the Fourth Proportional to 339,173.15, 508,771.14 and 170,601.57

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Solution

The fourth proportional to 339,173.15, 508,771.14 and 170,601.57 is: 255,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,173.15 : 508,771.14 = 170,601.57 : x
  2. Step 2: Convert to fraction form
    339,173.15/508,771.14 = 170,601.57/x
  3. Step 3: Cross multiply
    339,173.15x = 508,771.14 × 170,601.57
  4. Step 4: Simplify right side
    339,173.15x = 86,797,155,254.69
  5. Step 5: Solve for x
    x = 86,797,155,254.69/339,173.15
  6. Step 6: Final answer
    x = 255,908.10

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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.