Home / 644,125.48-966,222.03-194,834.89

Finding the Fourth Proportional to 644,125.48, 966,222.03 and 194,834.89

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Solution

The fourth proportional to 644,125.48, 966,222.03 and 194,834.89 is: 292,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,125.48 : 966,222.03 = 194,834.89 : x
  2. Step 2: Convert to fraction form
    644,125.48/966,222.03 = 194,834.89/x
  3. Step 3: Cross multiply
    644,125.48x = 966,222.03 × 194,834.89
  4. Step 4: Simplify right side
    644,125.48x = 188,253,762,930.63
  5. Step 5: Solve for x
    x = 188,253,762,930.63/644,125.48
  6. Step 6: Final answer
    x = 292,262.56

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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.