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Finding the Fourth Proportional to 273,479.83, 410,219.74 and 73,800.21

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Solution

The fourth proportional to 273,479.83, 410,219.74 and 73,800.21 is: 110,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,479.83 : 410,219.74 = 73,800.21 : x
  2. Step 2: Convert to fraction form
    273,479.83/410,219.74 = 73,800.21/x
  3. Step 3: Cross multiply
    273,479.83x = 410,219.74 × 73,800.21
  4. Step 4: Simplify right side
    273,479.83x = 30,274,304,588.72
  5. Step 5: Solve for x
    x = 30,274,304,588.72/273,479.83
  6. Step 6: Final answer
    x = 110,700.32

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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.