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Finding the Third Proportional to 634,382.25 and 983,787

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Solution

The third proportional to 634,382.25 and 983,787 is: 1,525,636.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,382.25 : 983,787 = 983,787 : x
  2. Step 2: Convert to fraction form
    634,382.25/983,787 = 983,787/x
  3. Step 3: Cross multiply
    634,382.25x = 983,787 × 983,787
  4. Step 4: Simplify right side
    634,382.25x = 967,836,861,369
  5. Step 5: Solve for x
    x = 967,836,861,369/634,382.25
  6. Step 6: Final answer
    x = 1,525,636.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.