Home / 297,864.40-446,796.60-131,976.40

Finding the Fourth Proportional to 297,864.40, 446,796.60 and 131,976.40

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Solution

The fourth proportional to 297,864.40, 446,796.60 and 131,976.40 is: 197,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,864.40 : 446,796.60 = 131,976.40 : x
  2. Step 2: Convert to fraction form
    297,864.40/446,796.60 = 131,976.40/x
  3. Step 3: Cross multiply
    297,864.40x = 446,796.60 × 131,976.40
  4. Step 4: Simplify right side
    297,864.40x = 58,966,606,800.24
  5. Step 5: Solve for x
    x = 58,966,606,800.24/297,864.40
  6. Step 6: Final answer
    x = 197,964.60

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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.