Home / 734,855.10-1,102,023.45-261,555.90

Finding the Fourth Proportional to 734,855.10, 1,102,023.45 and 261,555.90

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Solution

The fourth proportional to 734,855.10, 1,102,023.45 and 261,555.90 is: 392,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,855.10 : 1,102,023.45 = 261,555.90 : x
  2. Step 2: Convert to fraction form
    734,855.10/1,102,023.45 = 261,555.90/x
  3. Step 3: Cross multiply
    734,855.10x = 1,102,023.45 × 261,555.90
  4. Step 4: Simplify right side
    734,855.10x = 288,240,735,285.86
  5. Step 5: Solve for x
    x = 288,240,735,285.86/734,855.10
  6. Step 6: Final answer
    x = 392,241.59

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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.