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Finding the Fourth Proportional to 370,245.33, 555,357.06 and 320,180.04

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Solution

The fourth proportional to 370,245.33, 555,357.06 and 320,180.04 is: 480,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,245.33 : 555,357.06 = 320,180.04 : x
  2. Step 2: Convert to fraction form
    370,245.33/555,357.06 = 320,180.04/x
  3. Step 3: Cross multiply
    370,245.33x = 555,357.06 × 320,180.04
  4. Step 4: Simplify right side
    370,245.33x = 177,814,245,685.08
  5. Step 5: Solve for x
    x = 177,814,245,685.08/370,245.33
  6. Step 6: Final answer
    x = 480,260.60

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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.