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Finding the Third Proportional to 1,106.19 and 1,726.50

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Solution

The third proportional to 1,106.19 and 1,726.50 is: 2,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.19 : 1,726.50 = 1,726.50 : x
  2. Step 2: Convert to fraction form
    1,106.19/1,726.50 = 1,726.50/x
  3. Step 3: Cross multiply
    1,106.19x = 1,726.50 × 1,726.50
  4. Step 4: Simplify right side
    1,106.19x = 2,980,802.25
  5. Step 5: Solve for x
    x = 2,980,802.25/1,106.19
  6. Step 6: Final answer
    x = 2,694.66

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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.