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Finding the Fourth Proportional to 624,398.80, 936,596.80 and 482,450.32

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Solution

The fourth proportional to 624,398.80, 936,596.80 and 482,450.32 is: 723,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,398.80 : 936,596.80 = 482,450.32 : x
  2. Step 2: Convert to fraction form
    624,398.80/936,596.80 = 482,450.32/x
  3. Step 3: Cross multiply
    624,398.80x = 936,596.80 × 482,450.32
  4. Step 4: Simplify right side
    624,398.80x = 451,861,425,870.98
  5. Step 5: Solve for x
    x = 451,861,425,870.98/624,398.80
  6. Step 6: Final answer
    x = 723,674.40

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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.