Home / 297,944.20-446,927.10-87,603.40

Finding the Fourth Proportional to 297,944.20, 446,927.10 and 87,603.40

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Solution

The fourth proportional to 297,944.20, 446,927.10 and 87,603.40 is: 131,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,944.20 : 446,927.10 = 87,603.40 : x
  2. Step 2: Convert to fraction form
    297,944.20/446,927.10 = 87,603.40/x
  3. Step 3: Cross multiply
    297,944.20x = 446,927.10 × 87,603.40
  4. Step 4: Simplify right side
    297,944.20x = 39,152,333,512.14
  5. Step 5: Solve for x
    x = 39,152,333,512.14/297,944.20
  6. Step 6: Final answer
    x = 131,408.28

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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.