Home / 530,811.46-796,212.33-215,193.34

Finding the Fourth Proportional to 530,811.46, 796,212.33 and 215,193.34

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Solution

The fourth proportional to 530,811.46, 796,212.33 and 215,193.34 is: 322,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,811.46 : 796,212.33 = 215,193.34 : x
  2. Step 2: Convert to fraction form
    530,811.46/796,212.33 = 215,193.34/x
  3. Step 3: Cross multiply
    530,811.46x = 796,212.33 × 215,193.34
  4. Step 4: Simplify right side
    530,811.46x = 171,339,590,641.88
  5. Step 5: Solve for x
    x = 171,339,590,641.88/530,811.46
  6. Step 6: Final answer
    x = 322,788.04

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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.