Home / 298,268.20-447,402.30-101,276.20

Finding the Fourth Proportional to 298,268.20, 447,402.30 and 101,276.20

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Solution

The fourth proportional to 298,268.20, 447,402.30 and 101,276.20 is: 151,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,268.20 : 447,402.30 = 101,276.20 : x
  2. Step 2: Convert to fraction form
    298,268.20/447,402.30 = 101,276.20/x
  3. Step 3: Cross multiply
    298,268.20x = 447,402.30 × 101,276.20
  4. Step 4: Simplify right side
    298,268.20x = 45,311,204,815.26
  5. Step 5: Solve for x
    x = 45,311,204,815.26/298,268.20
  6. Step 6: Final answer
    x = 151,914.30

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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.