Home / 297,780.20-446,540.70-98,023.40

Finding the Fourth Proportional to 297,780.20, 446,540.70 and 98,023.40

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Solution

The fourth proportional to 297,780.20, 446,540.70 and 98,023.40 is: 146,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,780.20 : 446,540.70 = 98,023.40 : x
  2. Step 2: Convert to fraction form
    297,780.20/446,540.70 = 98,023.40/x
  3. Step 3: Cross multiply
    297,780.20x = 446,540.70 × 98,023.40
  4. Step 4: Simplify right side
    297,780.20x = 43,771,437,652.38
  5. Step 5: Solve for x
    x = 43,771,437,652.38/297,780.20
  6. Step 6: Final answer
    x = 146,992.44

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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.