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Finding the Fourth Proportional to 540,940.47, 746,246.47 and 350,015.37

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Solution

The fourth proportional to 540,940.47, 746,246.47 and 350,015.37 is: 482,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,940.47 : 746,246.47 = 350,015.37 : x
  2. Step 2: Convert to fraction form
    540,940.47/746,246.47 = 350,015.37/x
  3. Step 3: Cross multiply
    540,940.47x = 746,246.47 × 350,015.37
  4. Step 4: Simplify right side
    540,940.47x = 261,197,734,308.24
  5. Step 5: Solve for x
    x = 261,197,734,308.24/540,940.47
  6. Step 6: Final answer
    x = 482,858.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.