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Finding the Fourth Proportional to 276,041.80, 414,150.18 and 98,544.88

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Solution

The fourth proportional to 276,041.80, 414,150.18 and 98,544.88 is: 147,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,041.80 : 414,150.18 = 98,544.88 : x
  2. Step 2: Convert to fraction form
    276,041.80/414,150.18 = 98,544.88/x
  3. Step 3: Cross multiply
    276,041.80x = 414,150.18 × 98,544.88
  4. Step 4: Simplify right side
    276,041.80x = 40,812,379,790.08
  5. Step 5: Solve for x
    x = 40,812,379,790.08/276,041.80
  6. Step 6: Final answer
    x = 147,848.55

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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.