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Finding the Third Proportional to 6,590.25 and 7,148.25

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Solution

The third proportional to 6,590.25 and 7,148.25 is: 7,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.25 : 7,148.25 = 7,148.25 : x
  2. Step 2: Convert to fraction form
    6,590.25/7,148.25 = 7,148.25/x
  3. Step 3: Cross multiply
    6,590.25x = 7,148.25 × 7,148.25
  4. Step 4: Simplify right side
    6,590.25x = 51,097,478.06
  5. Step 5: Solve for x
    x = 51,097,478.06/6,590.25
  6. Step 6: Final answer
    x = 7,753.50

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.