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Finding the Fourth Proportional to 633,785.57, 950,669.37 and 154,016.90

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Solution

The fourth proportional to 633,785.57, 950,669.37 and 154,016.90 is: 231,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,785.57 : 950,669.37 = 154,016.90 : x
  2. Step 2: Convert to fraction form
    633,785.57/950,669.37 = 154,016.90/x
  3. Step 3: Cross multiply
    633,785.57x = 950,669.37 × 154,016.90
  4. Step 4: Simplify right side
    633,785.57x = 146,419,144,539.01
  5. Step 5: Solve for x
    x = 146,419,144,539.01/633,785.57
  6. Step 6: Final answer
    x = 231,023.16

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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.