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Finding the Third Proportional to 28,619.44 and 42,101.44

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Solution

The third proportional to 28,619.44 and 42,101.44 is: 61,934.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,619.44 : 42,101.44 = 42,101.44 : x
  2. Step 2: Convert to fraction form
    28,619.44/42,101.44 = 42,101.44/x
  3. Step 3: Cross multiply
    28,619.44x = 42,101.44 × 42,101.44
  4. Step 4: Simplify right side
    28,619.44x = 1,772,531,039.57
  5. Step 5: Solve for x
    x = 1,772,531,039.57/28,619.44
  6. Step 6: Final answer
    x = 61,934.52

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.