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Finding the Fourth Proportional to 442,489.56, 610,635.38 and 241,285.56

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Solution

The fourth proportional to 442,489.56, 610,635.38 and 241,285.56 is: 332,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,489.56 : 610,635.38 = 241,285.56 : x
  2. Step 2: Convert to fraction form
    442,489.56/610,635.38 = 241,285.56/x
  3. Step 3: Cross multiply
    442,489.56x = 610,635.38 × 241,285.56
  4. Step 4: Simplify right side
    442,489.56x = 147,337,499,619.11
  5. Step 5: Solve for x
    x = 147,337,499,619.11/442,489.56
  6. Step 6: Final answer
    x = 332,973.96

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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.