Home / 347,584.50-521,379.95-137,222.44

Finding the Fourth Proportional to 347,584.50, 521,379.95 and 137,222.44

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Solution

The fourth proportional to 347,584.50, 521,379.95 and 137,222.44 is: 205,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,584.50 : 521,379.95 = 137,222.44 : x
  2. Step 2: Convert to fraction form
    347,584.50/521,379.95 = 137,222.44/x
  3. Step 3: Cross multiply
    347,584.50x = 521,379.95 × 137,222.44
  4. Step 4: Simplify right side
    347,584.50x = 71,545,026,916.52
  5. Step 5: Solve for x
    x = 71,545,026,916.52/347,584.50
  6. Step 6: Final answer
    x = 205,834.92

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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.