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Finding the Third Proportional to 7,106.06 and 8,358.19

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Solution

The third proportional to 7,106.06 and 8,358.19 is: 9,830.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.06 : 8,358.19 = 8,358.19 : x
  2. Step 2: Convert to fraction form
    7,106.06/8,358.19 = 8,358.19/x
  3. Step 3: Cross multiply
    7,106.06x = 8,358.19 × 8,358.19
  4. Step 4: Simplify right side
    7,106.06x = 69,859,298.29
  5. Step 5: Solve for x
    x = 69,859,298.29/7,106.06
  6. Step 6: Final answer
    x = 9,830.94

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.