Home / 297,920.23-446,739.71-108,246.78

Finding the Fourth Proportional to 297,920.23, 446,739.71 and 108,246.78

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Solution

The fourth proportional to 297,920.23, 446,739.71 and 108,246.78 is: 162,319.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,920.23 : 446,739.71 = 108,246.78 : x
  2. Step 2: Convert to fraction form
    297,920.23/446,739.71 = 108,246.78/x
  3. Step 3: Cross multiply
    297,920.23x = 446,739.71 × 108,246.78
  4. Step 4: Simplify right side
    297,920.23x = 48,358,134,564.40
  5. Step 5: Solve for x
    x = 48,358,134,564.40/297,920.23
  6. Step 6: Final answer
    x = 162,319.07

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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.