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Finding the Third Proportional to 916,011.75 and 1,957,815

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Solution

The third proportional to 916,011.75 and 1,957,815 is: 4,184,487.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,011.75 : 1,957,815 = 1,957,815 : x
  2. Step 2: Convert to fraction form
    916,011.75/1,957,815 = 1,957,815/x
  3. Step 3: Cross multiply
    916,011.75x = 1,957,815 × 1,957,815
  4. Step 4: Simplify right side
    916,011.75x = 3,833,039,574,225
  5. Step 5: Solve for x
    x = 3,833,039,574,225/916,011.75
  6. Step 6: Final answer
    x = 4,184,487.34

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.