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Finding the Fourth Proportional to 237,676.85, 327,994.28 and 130,247.12

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Solution

The fourth proportional to 237,676.85, 327,994.28 and 130,247.12 is: 179,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,676.85 : 327,994.28 = 130,247.12 : x
  2. Step 2: Convert to fraction form
    237,676.85/327,994.28 = 130,247.12/x
  3. Step 3: Cross multiply
    237,676.85x = 327,994.28 × 130,247.12
  4. Step 4: Simplify right side
    237,676.85x = 42,720,311,003.65
  5. Step 5: Solve for x
    x = 42,720,311,003.65/237,676.85
  6. Step 6: Final answer
    x = 179,741.15

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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.