Home / 336,023.20-504,034.80-324,618.40

Finding the Fourth Proportional to 336,023.20, 504,034.80 and 324,618.40

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Solution

The fourth proportional to 336,023.20, 504,034.80 and 324,618.40 is: 486,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,023.20 : 504,034.80 = 324,618.40 : x
  2. Step 2: Convert to fraction form
    336,023.20/504,034.80 = 324,618.40/x
  3. Step 3: Cross multiply
    336,023.20x = 504,034.80 × 324,618.40
  4. Step 4: Simplify right side
    336,023.20x = 163,618,970,320.32
  5. Step 5: Solve for x
    x = 163,618,970,320.32/336,023.20
  6. Step 6: Final answer
    x = 486,927.60

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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.