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Finding the Third Proportional to 1,071,241 and 1,421,695.50

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Solution

The third proportional to 1,071,241 and 1,421,695.50 is: 1,886,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,241 : 1,421,695.50 = 1,421,695.50 : x
  2. Step 2: Convert to fraction form
    1,071,241/1,421,695.50 = 1,421,695.50/x
  3. Step 3: Cross multiply
    1,071,241x = 1,421,695.50 × 1,421,695.50
  4. Step 4: Simplify right side
    1,071,241x = 2,021,218,094,720.25
  5. Step 5: Solve for x
    x = 2,021,218,094,720.25/1,071,241
  6. Step 6: Final answer
    x = 1,886,800.54

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.