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Finding the Third Proportional to 749,695.50 and 1,071,318

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Solution

The third proportional to 749,695.50 and 1,071,318 is: 1,530,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,695.50 : 1,071,318 = 1,071,318 : x
  2. Step 2: Convert to fraction form
    749,695.50/1,071,318 = 1,071,318/x
  3. Step 3: Cross multiply
    749,695.50x = 1,071,318 × 1,071,318
  4. Step 4: Simplify right side
    749,695.50x = 1,147,722,257,124
  5. Step 5: Solve for x
    x = 1,147,722,257,124/749,695.50
  6. Step 6: Final answer
    x = 1,530,917.90

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.