Home / 336,012.45-504,018.68-324,607.65

Finding the Fourth Proportional to 336,012.45, 504,018.68 and 324,607.65

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Solution

The fourth proportional to 336,012.45, 504,018.68 and 324,607.65 is: 486,911.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,012.45 : 504,018.68 = 324,607.65 : x
  2. Step 2: Convert to fraction form
    336,012.45/504,018.68 = 324,607.65/x
  3. Step 3: Cross multiply
    336,012.45x = 504,018.68 × 324,607.65
  4. Step 4: Simplify right side
    336,012.45x = 163,608,317,647.86
  5. Step 5: Solve for x
    x = 163,608,317,647.86/336,012.45
  6. Step 6: Final answer
    x = 486,911.48

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Similar ratio
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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.