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Finding the Third Proportional to 852,973.13 and 1,838,137.88

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Solution

The third proportional to 852,973.13 and 1,838,137.88 is: 3,961,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,973.13 : 1,838,137.88 = 1,838,137.88 : x
  2. Step 2: Convert to fraction form
    852,973.13/1,838,137.88 = 1,838,137.88/x
  3. Step 3: Cross multiply
    852,973.13x = 1,838,137.88 × 1,838,137.88
  4. Step 4: Simplify right side
    852,973.13x = 3,378,750,847,509.52
  5. Step 5: Solve for x
    x = 3,378,750,847,509.52/852,973.13
  6. Step 6: Final answer
    x = 3,961,145.72

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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.