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Finding the Fourth Proportional to 366,950.32, 550,325.58 and 100,647.46

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Solution

The fourth proportional to 366,950.32, 550,325.58 and 100,647.46 is: 150,943.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,950.32 : 550,325.58 = 100,647.46 : x
  2. Step 2: Convert to fraction form
    366,950.32/550,325.58 = 100,647.46/x
  3. Step 3: Cross multiply
    366,950.32x = 550,325.58 × 100,647.46
  4. Step 4: Simplify right side
    366,950.32x = 55,388,871,800.03
  5. Step 5: Solve for x
    x = 55,388,871,800.03/366,950.32
  6. Step 6: Final answer
    x = 150,943.79

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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.