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Finding the Fourth Proportional to 444,464.40, 666,696.60 and 326,366.40

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Solution

The fourth proportional to 444,464.40, 666,696.60 and 326,366.40 is: 489,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,464.40 : 666,696.60 = 326,366.40 : x
  2. Step 2: Convert to fraction form
    444,464.40/666,696.60 = 326,366.40/x
  3. Step 3: Cross multiply
    444,464.40x = 666,696.60 × 326,366.40
  4. Step 4: Simplify right side
    444,464.40x = 217,587,369,234.24
  5. Step 5: Solve for x
    x = 217,587,369,234.24/444,464.40
  6. Step 6: Final answer
    x = 489,549.60

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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.