Home / 672,032.90-1,008,049.35-336,109.70

Finding the Fourth Proportional to 672,032.90, 1,008,049.35 and 336,109.70

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Solution

The fourth proportional to 672,032.90, 1,008,049.35 and 336,109.70 is: 504,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,032.90 : 1,008,049.35 = 336,109.70 : x
  2. Step 2: Convert to fraction form
    672,032.90/1,008,049.35 = 336,109.70/x
  3. Step 3: Cross multiply
    672,032.90x = 1,008,049.35 × 336,109.70
  4. Step 4: Simplify right side
    672,032.90x = 338,815,164,613.70
  5. Step 5: Solve for x
    x = 338,815,164,613.70/672,032.90
  6. Step 6: Final answer
    x = 504,164.55

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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.