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Finding the Fourth Proportional to 303,441.71, 417,626.02 and 222,741.41

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Solution

The fourth proportional to 303,441.71, 417,626.02 and 222,741.41 is: 306,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,441.71 : 417,626.02 = 222,741.41 : x
  2. Step 2: Convert to fraction form
    303,441.71/417,626.02 = 222,741.41/x
  3. Step 3: Cross multiply
    303,441.71x = 417,626.02 × 222,741.41
  4. Step 4: Simplify right side
    303,441.71x = 93,022,608,547.49
  5. Step 5: Solve for x
    x = 93,022,608,547.49/303,441.71
  6. Step 6: Final answer
    x = 306,558.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.