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Finding the Fourth Proportional to 317,201.50, 437,697.58 and 181,244.25

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Solution

The fourth proportional to 317,201.50, 437,697.58 and 181,244.25 is: 250,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,201.50 : 437,697.58 = 181,244.25 : x
  2. Step 2: Convert to fraction form
    317,201.50/437,697.58 = 181,244.25/x
  3. Step 3: Cross multiply
    317,201.50x = 437,697.58 × 181,244.25
  4. Step 4: Simplify right side
    317,201.50x = 79,330,171,000.99
  5. Step 5: Solve for x
    x = 79,330,171,000.99/317,201.50
  6. Step 6: Final answer
    x = 250,093.93

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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.