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Finding the Fourth Proportional to 366,842.30, 506,027.37 and 230,660.42

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Solution

The fourth proportional to 366,842.30, 506,027.37 and 230,660.42 is: 318,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,842.30 : 506,027.37 = 230,660.42 : x
  2. Step 2: Convert to fraction form
    366,842.30/506,027.37 = 230,660.42/x
  3. Step 3: Cross multiply
    366,842.30x = 506,027.37 × 230,660.42
  4. Step 4: Simplify right side
    366,842.30x = 116,720,485,695.70
  5. Step 5: Solve for x
    x = 116,720,485,695.70/366,842.30
  6. Step 6: Final answer
    x = 318,176.19

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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.