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Finding the Fourth Proportional to 270,080.84, 372,701.50 and 149,219.54

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Solution

The fourth proportional to 270,080.84, 372,701.50 and 149,219.54 is: 205,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,080.84 : 372,701.50 = 149,219.54 : x
  2. Step 2: Convert to fraction form
    270,080.84/372,701.50 = 149,219.54/x
  3. Step 3: Cross multiply
    270,080.84x = 372,701.50 × 149,219.54
  4. Step 4: Simplify right side
    270,080.84x = 55,614,345,548.38
  5. Step 5: Solve for x
    x = 55,614,345,548.38/270,080.84
  6. Step 6: Final answer
    x = 205,917.40

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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.