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Finding the Third Proportional to 7,862.06 and 11,570.34

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Solution

The third proportional to 7,862.06 and 11,570.34 is: 17,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.06 : 11,570.34 = 11,570.34 : x
  2. Step 2: Convert to fraction form
    7,862.06/11,570.34 = 11,570.34/x
  3. Step 3: Cross multiply
    7,862.06x = 11,570.34 × 11,570.34
  4. Step 4: Simplify right side
    7,862.06x = 133,872,854.49
  5. Step 5: Solve for x
    x = 133,872,854.49/7,862.06
  6. Step 6: Final answer
    x = 17,027.70

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.