Home / 325,927.15-488,890.73-307,556.35

Finding the Fourth Proportional to 325,927.15, 488,890.73 and 307,556.35

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Solution

The fourth proportional to 325,927.15, 488,890.73 and 307,556.35 is: 461,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,927.15 : 488,890.73 = 307,556.35 : x
  2. Step 2: Convert to fraction form
    325,927.15/488,890.73 = 307,556.35/x
  3. Step 3: Cross multiply
    325,927.15x = 488,890.73 × 307,556.35
  4. Step 4: Simplify right side
    325,927.15x = 150,361,448,467.64
  5. Step 5: Solve for x
    x = 150,361,448,467.64/325,927.15
  6. Step 6: Final answer
    x = 461,334.53

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Similar ratio
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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.