Home / 808,493.04-1,212,740.52-247,524.72

Finding the Fourth Proportional to 808,493.04, 1,212,740.52 and 247,524.72

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Solution

The fourth proportional to 808,493.04, 1,212,740.52 and 247,524.72 is: 371,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,493.04 : 1,212,740.52 = 247,524.72 : x
  2. Step 2: Convert to fraction form
    808,493.04/1,212,740.52 = 247,524.72/x
  3. Step 3: Cross multiply
    808,493.04x = 1,212,740.52 × 247,524.72
  4. Step 4: Simplify right side
    808,493.04x = 300,183,257,645.65
  5. Step 5: Solve for x
    x = 300,183,257,645.65/808,493.04
  6. Step 6: Final answer
    x = 371,287.37

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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.