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Finding the Fourth Proportional to 276,066.40, 414,103.56 and 181,899.58

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Solution

The fourth proportional to 276,066.40, 414,103.56 and 181,899.58 is: 272,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,066.40 : 414,103.56 = 181,899.58 : x
  2. Step 2: Convert to fraction form
    276,066.40/414,103.56 = 181,899.58/x
  3. Step 3: Cross multiply
    276,066.40x = 414,103.56 × 181,899.58
  4. Step 4: Simplify right side
    276,066.40x = 75,325,263,640.50
  5. Step 5: Solve for x
    x = 75,325,263,640.50/276,066.40
  6. Step 6: Final answer
    x = 272,851.98

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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.