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Finding the Third Proportional to 1,282,770 and 2,788,813.88

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Solution

The third proportional to 1,282,770 and 2,788,813.88 is: 6,063,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,770 : 2,788,813.88 = 2,788,813.88 : x
  2. Step 2: Convert to fraction form
    1,282,770/2,788,813.88 = 2,788,813.88/x
  3. Step 3: Cross multiply
    1,282,770x = 2,788,813.88 × 2,788,813.88
  4. Step 4: Simplify right side
    1,282,770x = 7,777,482,829,392.52
  5. Step 5: Solve for x
    x = 7,777,482,829,392.52/1,282,770
  6. Step 6: Final answer
    x = 6,063,037.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.