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Finding the Fourth Proportional to 297,480.70, 446,398.35 and 107,955.88

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Solution

The fourth proportional to 297,480.70, 446,398.35 and 107,955.88 is: 161,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,480.70 : 446,398.35 = 107,955.88 : x
  2. Step 2: Convert to fraction form
    297,480.70/446,398.35 = 107,955.88/x
  3. Step 3: Cross multiply
    297,480.70x = 446,398.35 × 107,955.88
  4. Step 4: Simplify right side
    297,480.70x = 48,191,326,704.80
  5. Step 5: Solve for x
    x = 48,191,326,704.80/297,480.70
  6. Step 6: Final answer
    x = 161,998.16

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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.