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Finding the Third Proportional to 1,058,876.63 and 1,590,729.75

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Solution

The third proportional to 1,058,876.63 and 1,590,729.75 is: 2,389,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,876.63 : 1,590,729.75 = 1,590,729.75 : x
  2. Step 2: Convert to fraction form
    1,058,876.63/1,590,729.75 = 1,590,729.75/x
  3. Step 3: Cross multiply
    1,058,876.63x = 1,590,729.75 × 1,590,729.75
  4. Step 4: Simplify right side
    1,058,876.63x = 2,530,421,137,535.06
  5. Step 5: Solve for x
    x = 2,530,421,137,535.06/1,058,876.63
  6. Step 6: Final answer
    x = 2,389,722.35

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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.