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Finding the Fourth Proportional to 262,882.89, 394,166.41 and 102,768.13

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Solution

The fourth proportional to 262,882.89, 394,166.41 and 102,768.13 is: 154,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,882.89 : 394,166.41 = 102,768.13 : x
  2. Step 2: Convert to fraction form
    262,882.89/394,166.41 = 102,768.13/x
  3. Step 3: Cross multiply
    262,882.89x = 394,166.41 × 102,768.13
  4. Step 4: Simplify right side
    262,882.89x = 40,507,742,738.60
  5. Step 5: Solve for x
    x = 40,507,742,738.60/262,882.89
  6. Step 6: Final answer
    x = 154,090.45

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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.