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Finding the Fourth Proportional to 237,443.85, 327,672.54 and 130,020.48

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Solution

The fourth proportional to 237,443.85, 327,672.54 and 130,020.48 is: 179,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,443.85 : 327,672.54 = 130,020.48 : x
  2. Step 2: Convert to fraction form
    237,443.85/327,672.54 = 130,020.48/x
  3. Step 3: Cross multiply
    237,443.85x = 327,672.54 × 130,020.48
  4. Step 4: Simplify right side
    237,443.85x = 42,604,140,933.62
  5. Step 5: Solve for x
    x = 42,604,140,933.62/237,443.85
  6. Step 6: Final answer
    x = 179,428.28

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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.