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Finding the Fourth Proportional to 276,827.60, 414,585.30 and 276,827.60

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Solution

The fourth proportional to 276,827.60, 414,585.30 and 276,827.60 is: 414,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,827.60 : 414,585.30 = 276,827.60 : x
  2. Step 2: Convert to fraction form
    276,827.60/414,585.30 = 276,827.60/x
  3. Step 3: Cross multiply
    276,827.60x = 414,585.30 × 276,827.60
  4. Step 4: Simplify right side
    276,827.60x = 114,768,653,594.28
  5. Step 5: Solve for x
    x = 114,768,653,594.28/276,827.60
  6. Step 6: Final answer
    x = 414,585.30

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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.