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Finding the Third Proportional to 555.94 and 922.03

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Solution

The third proportional to 555.94 and 922.03 is: 1,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.94 : 922.03 = 922.03 : x
  2. Step 2: Convert to fraction form
    555.94/922.03 = 922.03/x
  3. Step 3: Cross multiply
    555.94x = 922.03 × 922.03
  4. Step 4: Simplify right side
    555.94x = 850,141.63
  5. Step 5: Solve for x
    x = 850,141.63/555.94
  6. Step 6: Final answer
    x = 1,529.20

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.