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Finding the Third Proportional to 1,556.25 and 2,303.63

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Solution

The third proportional to 1,556.25 and 2,303.63 is: 3,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.25 : 2,303.63 = 2,303.63 : x
  2. Step 2: Convert to fraction form
    1,556.25/2,303.63 = 2,303.63/x
  3. Step 3: Cross multiply
    1,556.25x = 2,303.63 × 2,303.63
  4. Step 4: Simplify right side
    1,556.25x = 5,306,688.14
  5. Step 5: Solve for x
    x = 5,306,688.14/1,556.25
  6. Step 6: Final answer
    x = 3,409.92

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.