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Finding the Third Proportional to 1,058.91 and 2,127.94

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Solution

The third proportional to 1,058.91 and 2,127.94 is: 4,276.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058.91 : 2,127.94 = 2,127.94 : x
  2. Step 2: Convert to fraction form
    1,058.91/2,127.94 = 2,127.94/x
  3. Step 3: Cross multiply
    1,058.91x = 2,127.94 × 2,127.94
  4. Step 4: Simplify right side
    1,058.91x = 4,528,118.00
  5. Step 5: Solve for x
    x = 4,528,118.00/1,058.91
  6. Step 6: Final answer
    x = 4,276.22

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Why These Related Problems?

These problems maintain the same ratio (2.01) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.