Home / 414,384.08-621,514.60-114,833.42

Finding the Fourth Proportional to 414,384.08, 621,514.60 and 114,833.42

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Solution

The fourth proportional to 414,384.08, 621,514.60 and 114,833.42 is: 172,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,384.08 : 621,514.60 = 114,833.42 : x
  2. Step 2: Convert to fraction form
    414,384.08/621,514.60 = 114,833.42/x
  3. Step 3: Cross multiply
    414,384.08x = 621,514.60 × 114,833.42
  4. Step 4: Simplify right side
    414,384.08x = 71,370,648,364.64
  5. Step 5: Solve for x
    x = 71,370,648,364.64/414,384.08
  6. Step 6: Final answer
    x = 172,233.09

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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.