Home / 276,506.25-414,336.85-186,215.10

Finding the Fourth Proportional to 276,506.25, 414,336.85 and 186,215.10

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Solution

The fourth proportional to 276,506.25, 414,336.85 and 186,215.10 is: 279,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,506.25 : 414,336.85 = 186,215.10 : x
  2. Step 2: Convert to fraction form
    276,506.25/414,336.85 = 186,215.10/x
  3. Step 3: Cross multiply
    276,506.25x = 414,336.85 × 186,215.10
  4. Step 4: Simplify right side
    276,506.25x = 77,155,777,956.44
  5. Step 5: Solve for x
    x = 77,155,777,956.44/276,506.25
  6. Step 6: Final answer
    x = 279,038.10

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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.