Home / 293,826.40-440,739.60-276,111.70

Finding the Fourth Proportional to 293,826.40, 440,739.60 and 276,111.70

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Solution

The fourth proportional to 293,826.40, 440,739.60 and 276,111.70 is: 414,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,826.40 : 440,739.60 = 276,111.70 : x
  2. Step 2: Convert to fraction form
    293,826.40/440,739.60 = 276,111.70/x
  3. Step 3: Cross multiply
    293,826.40x = 440,739.60 × 276,111.70
  4. Step 4: Simplify right side
    293,826.40x = 121,693,360,213.32
  5. Step 5: Solve for x
    x = 121,693,360,213.32/293,826.40
  6. Step 6: Final answer
    x = 414,167.55

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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.