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Finding the Third Proportional to 1,557.84 and 2,343.09

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Solution

The third proportional to 1,557.84 and 2,343.09 is: 3,524.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557.84 : 2,343.09 = 2,343.09 : x
  2. Step 2: Convert to fraction form
    1,557.84/2,343.09 = 2,343.09/x
  3. Step 3: Cross multiply
    1,557.84x = 2,343.09 × 2,343.09
  4. Step 4: Simplify right side
    1,557.84x = 5,490,088.32
  5. Step 5: Solve for x
    x = 5,490,088.32/1,557.84
  6. Step 6: Final answer
    x = 3,524.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.