Home / 414,555.64-621,826.48-186,724.52

Finding the Fourth Proportional to 414,555.64, 621,826.48 and 186,724.52

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Solution

The fourth proportional to 414,555.64, 621,826.48 and 186,724.52 is: 280,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,555.64 : 621,826.48 = 186,724.52 : x
  2. Step 2: Convert to fraction form
    414,555.64/621,826.48 = 186,724.52/x
  3. Step 3: Cross multiply
    414,555.64x = 621,826.48 × 186,724.52
  4. Step 4: Simplify right side
    414,555.64x = 116,110,251,001.29
  5. Step 5: Solve for x
    x = 116,110,251,001.29/414,555.64
  6. Step 6: Final answer
    x = 280,083.64

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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.