Home / 700,899.46-1,051,436.70-274,380.22

Finding the Fourth Proportional to 700,899.46, 1,051,436.70 and 274,380.22

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Solution

The fourth proportional to 700,899.46, 1,051,436.70 and 274,380.22 is: 411,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,899.46 : 1,051,436.70 = 274,380.22 : x
  2. Step 2: Convert to fraction form
    700,899.46/1,051,436.70 = 274,380.22/x
  3. Step 3: Cross multiply
    700,899.46x = 1,051,436.70 × 274,380.22
  4. Step 4: Simplify right side
    700,899.46x = 288,493,433,062.07
  5. Step 5: Solve for x
    x = 288,493,433,062.07/700,899.46
  6. Step 6: Final answer
    x = 411,604.59

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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.