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Finding the Third Proportional to 28,453.50 and 40,985.44

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Solution

The third proportional to 28,453.50 and 40,985.44 is: 59,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453.50 : 40,985.44 = 40,985.44 : x
  2. Step 2: Convert to fraction form
    28,453.50/40,985.44 = 40,985.44/x
  3. Step 3: Cross multiply
    28,453.50x = 40,985.44 × 40,985.44
  4. Step 4: Simplify right side
    28,453.50x = 1,679,806,087.07
  5. Step 5: Solve for x
    x = 1,679,806,087.07/28,453.50
  6. Step 6: Final answer
    x = 59,036.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.