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Finding the Third Proportional to 14,715 and 31,549.50

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Solution

The third proportional to 14,715 and 31,549.50 is: 67,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715 : 31,549.50 = 31,549.50 : x
  2. Step 2: Convert to fraction form
    14,715/31,549.50 = 31,549.50/x
  3. Step 3: Cross multiply
    14,715x = 31,549.50 × 31,549.50
  4. Step 4: Simplify right side
    14,715x = 995,370,950.25
  5. Step 5: Solve for x
    x = 995,370,950.25/14,715
  6. Step 6: Final answer
    x = 67,643.29

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.