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Finding the Third Proportional to 45,445.50 and 66,854.25

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Solution

The third proportional to 45,445.50 and 66,854.25 is: 98,348.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,445.50 : 66,854.25 = 66,854.25 : x
  2. Step 2: Convert to fraction form
    45,445.50/66,854.25 = 66,854.25/x
  3. Step 3: Cross multiply
    45,445.50x = 66,854.25 × 66,854.25
  4. Step 4: Simplify right side
    45,445.50x = 4,469,490,743.06
  5. Step 5: Solve for x
    x = 4,469,490,743.06/45,445.50
  6. Step 6: Final answer
    x = 98,348.37

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1.5x scale

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.