Home / 366,905.85-550,455.98-130,223.85

Finding the Fourth Proportional to 366,905.85, 550,455.98 and 130,223.85

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Solution

The fourth proportional to 366,905.85, 550,455.98 and 130,223.85 is: 195,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,905.85 : 550,455.98 = 130,223.85 : x
  2. Step 2: Convert to fraction form
    366,905.85/550,455.98 = 130,223.85/x
  3. Step 3: Cross multiply
    366,905.85x = 550,455.98 × 130,223.85
  4. Step 4: Simplify right side
    366,905.85x = 71,682,496,320.00
  5. Step 5: Solve for x
    x = 71,682,496,320.00/366,905.85
  6. Step 6: Final answer
    x = 195,370.27

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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.