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Finding the Third Proportional to 578,108.81 and 1,244,797.88

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Solution

The third proportional to 578,108.81 and 1,244,797.88 is: 2,680,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,108.81 : 1,244,797.88 = 1,244,797.88 : x
  2. Step 2: Convert to fraction form
    578,108.81/1,244,797.88 = 1,244,797.88/x
  3. Step 3: Cross multiply
    578,108.81x = 1,244,797.88 × 1,244,797.88
  4. Step 4: Simplify right side
    578,108.81x = 1,549,521,749,604.52
  5. Step 5: Solve for x
    x = 1,549,521,749,604.52/578,108.81
  6. Step 6: Final answer
    x = 2,680,328.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.