Home / 276,006.20-414,009.30-192,025.40

Finding the Fourth Proportional to 276,006.20, 414,009.30 and 192,025.40

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Solution

The fourth proportional to 276,006.20, 414,009.30 and 192,025.40 is: 288,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,006.20 : 414,009.30 = 192,025.40 : x
  2. Step 2: Convert to fraction form
    276,006.20/414,009.30 = 192,025.40/x
  3. Step 3: Cross multiply
    276,006.20x = 414,009.30 × 192,025.40
  4. Step 4: Simplify right side
    276,006.20x = 79,500,301,436.22
  5. Step 5: Solve for x
    x = 79,500,301,436.22/276,006.20
  6. Step 6: Final answer
    x = 288,038.10

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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.