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Finding the Fourth Proportional to 537,238.67, 741,443.67 and 307,826.37

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Solution

The fourth proportional to 537,238.67, 741,443.67 and 307,826.37 is: 424,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,238.67 : 741,443.67 = 307,826.37 : x
  2. Step 2: Convert to fraction form
    537,238.67/741,443.67 = 307,826.37/x
  3. Step 3: Cross multiply
    537,238.67x = 741,443.67 × 307,826.37
  4. Step 4: Simplify right side
    537,238.67x = 228,235,913,495.58
  5. Step 5: Solve for x
    x = 228,235,913,495.58/537,238.67
  6. Step 6: Final answer
    x = 424,831.51

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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.