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Finding the Third Proportional to 397,558.13 and 883,315.13

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Solution

The third proportional to 397,558.13 and 883,315.13 is: 1,962,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,558.13 : 883,315.13 = 883,315.13 : x
  2. Step 2: Convert to fraction form
    397,558.13/883,315.13 = 883,315.13/x
  3. Step 3: Cross multiply
    397,558.13x = 883,315.13 × 883,315.13
  4. Step 4: Simplify right side
    397,558.13x = 780,245,610,053.77
  5. Step 5: Solve for x
    x = 780,245,610,053.77/397,558.13
  6. Step 6: Final answer
    x = 1,962,595.05

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.