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Finding the Third Proportional to 1,152.77 and 2,473.46

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Solution

The third proportional to 1,152.77 and 2,473.46 is: 5,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152.77 : 2,473.46 = 2,473.46 : x
  2. Step 2: Convert to fraction form
    1,152.77/2,473.46 = 2,473.46/x
  3. Step 3: Cross multiply
    1,152.77x = 2,473.46 × 2,473.46
  4. Step 4: Simplify right side
    1,152.77x = 6,117,986.67
  5. Step 5: Solve for x
    x = 6,117,986.67/1,152.77
  6. Step 6: Final answer
    x = 5,307.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.