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Finding the Fourth Proportional to 445,873.50, 615,305.43 and 244,682.46

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Solution

The fourth proportional to 445,873.50, 615,305.43 and 244,682.46 is: 337,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,873.50 : 615,305.43 = 244,682.46 : x
  2. Step 2: Convert to fraction form
    445,873.50/615,305.43 = 244,682.46/x
  3. Step 3: Cross multiply
    445,873.50x = 615,305.43 × 244,682.46
  4. Step 4: Simplify right side
    445,873.50x = 150,554,446,263.76
  5. Step 5: Solve for x
    x = 150,554,446,263.76/445,873.50
  6. Step 6: Final answer
    x = 337,661.79

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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.