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Finding the Fourth Proportional to 414,351.43, 571,800.83 and 230,586.89

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Solution

The fourth proportional to 414,351.43, 571,800.83 and 230,586.89 is: 318,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,351.43 : 571,800.83 = 230,586.89 : x
  2. Step 2: Convert to fraction form
    414,351.43/571,800.83 = 230,586.89/x
  3. Step 3: Cross multiply
    414,351.43x = 571,800.83 × 230,586.89
  4. Step 4: Simplify right side
    414,351.43x = 131,849,775,365.69
  5. Step 5: Solve for x
    x = 131,849,775,365.69/414,351.43
  6. Step 6: Final answer
    x = 318,207.60

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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.