Home / 700,898.46-1,051,435.20-274,379.22

Finding the Fourth Proportional to 700,898.46, 1,051,435.20 and 274,379.22

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Solution

The fourth proportional to 700,898.46, 1,051,435.20 and 274,379.22 is: 411,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,898.46 : 1,051,435.20 = 274,379.22 : x
  2. Step 2: Convert to fraction form
    700,898.46/1,051,435.20 = 274,379.22/x
  3. Step 3: Cross multiply
    700,898.46x = 1,051,435.20 × 274,379.22
  4. Step 4: Simplify right side
    700,898.46x = 288,491,970,056.54
  5. Step 5: Solve for x
    x = 288,491,970,056.54/700,898.46
  6. Step 6: Final answer
    x = 411,603.09

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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.