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Finding the Third Proportional to 3,430.50 and 7,495.13

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Solution

The third proportional to 3,430.50 and 7,495.13 is: 16,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.50 : 7,495.13 = 7,495.13 : x
  2. Step 2: Convert to fraction form
    3,430.50/7,495.13 = 7,495.13/x
  3. Step 3: Cross multiply
    3,430.50x = 7,495.13 × 7,495.13
  4. Step 4: Simplify right side
    3,430.50x = 56,176,898.77
  5. Step 5: Solve for x
    x = 56,176,898.77/3,430.50
  6. Step 6: Final answer
    x = 16,375.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.