Home / 537,240.67-741,446.43-307,828.37

Finding the Fourth Proportional to 537,240.67, 741,446.43 and 307,828.37

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Solution

The fourth proportional to 537,240.67, 741,446.43 and 307,828.37 is: 424,834.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,240.67 : 741,446.43 = 307,828.37 : x
  2. Step 2: Convert to fraction form
    537,240.67/741,446.43 = 307,828.37/x
  3. Step 3: Cross multiply
    537,240.67x = 741,446.43 × 307,828.37
  4. Step 4: Simplify right side
    537,240.67x = 228,238,245,989.22
  5. Step 5: Solve for x
    x = 228,238,245,989.22/537,240.67
  6. Step 6: Final answer
    x = 424,834.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.