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Finding the Fourth Proportional to 237,563.90, 327,839.12 and 130,134.68

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Solution

The fourth proportional to 237,563.90, 327,839.12 and 130,134.68 is: 179,586.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,563.90 : 327,839.12 = 130,134.68 : x
  2. Step 2: Convert to fraction form
    237,563.90/327,839.12 = 130,134.68/x
  3. Step 3: Cross multiply
    237,563.90x = 327,839.12 × 130,134.68
  4. Step 4: Simplify right side
    237,563.90x = 42,663,236,682.81
  5. Step 5: Solve for x
    x = 42,663,236,682.81/237,563.90
  6. Step 6: Final answer
    x = 179,586.37

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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.