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Finding the Fourth Proportional to 496,325.69, 744,187.86 and 222,721.71

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Solution

The fourth proportional to 496,325.69, 744,187.86 and 222,721.71 is: 333,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,325.69 : 744,187.86 = 222,721.71 : x
  2. Step 2: Convert to fraction form
    496,325.69/744,187.86 = 222,721.71/x
  3. Step 3: Cross multiply
    496,325.69x = 744,187.86 × 222,721.71
  4. Step 4: Simplify right side
    496,325.69x = 165,746,792,740.44
  5. Step 5: Solve for x
    x = 165,746,792,740.44/496,325.69
  6. Step 6: Final answer
    x = 333,947.64

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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.