Home / 724,044.62-1,086,242.50-218,575.41

Finding the Fourth Proportional to 724,044.62, 1,086,242.50 and 218,575.41

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Solution

The fourth proportional to 724,044.62, 1,086,242.50 and 218,575.41 is: 327,916.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,044.62 : 1,086,242.50 = 218,575.41 : x
  2. Step 2: Convert to fraction form
    724,044.62/1,086,242.50 = 218,575.41/x
  3. Step 3: Cross multiply
    724,044.62x = 1,086,242.50 × 218,575.41
  4. Step 4: Simplify right side
    724,044.62x = 237,425,902,106.85
  5. Step 5: Solve for x
    x = 237,425,902,106.85/724,044.62
  6. Step 6: Final answer
    x = 327,916.12

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1.5x scale

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.