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Finding the Fourth Proportional to 504,047.20, 756,054.60 and 167,103.40

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Solution

The fourth proportional to 504,047.20, 756,054.60 and 167,103.40 is: 250,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,047.20 : 756,054.60 = 167,103.40 : x
  2. Step 2: Convert to fraction form
    504,047.20/756,054.60 = 167,103.40/x
  3. Step 3: Cross multiply
    504,047.20x = 756,054.60 × 167,103.40
  4. Step 4: Simplify right side
    504,047.20x = 126,339,294,245.64
  5. Step 5: Solve for x
    x = 126,339,294,245.64/504,047.20
  6. Step 6: Final answer
    x = 250,649.73

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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.