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Finding the Fourth Proportional to 184,019.20, 276,028.80 and 65,694.40

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Solution

The fourth proportional to 184,019.20, 276,028.80 and 65,694.40 is: 98,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,019.20 : 276,028.80 = 65,694.40 : x
  2. Step 2: Convert to fraction form
    184,019.20/276,028.80 = 65,694.40/x
  3. Step 3: Cross multiply
    184,019.20x = 276,028.80 × 65,694.40
  4. Step 4: Simplify right side
    184,019.20x = 18,133,546,398.72
  5. Step 5: Solve for x
    x = 18,133,546,398.72/184,019.20
  6. Step 6: Final answer
    x = 98,541.60

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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.