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Finding the Third Proportional to 1,865,930.06 and 4,069,508.06

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Solution

The third proportional to 1,865,930.06 and 4,069,508.06 is: 8,875,410.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,930.06 : 4,069,508.06 = 4,069,508.06 : x
  2. Step 2: Convert to fraction form
    1,865,930.06/4,069,508.06 = 4,069,508.06/x
  3. Step 3: Cross multiply
    1,865,930.06x = 4,069,508.06 × 4,069,508.06
  4. Step 4: Simplify right side
    1,865,930.06x = 16,560,895,870,752.50
  5. Step 5: Solve for x
    x = 16,560,895,870,752.50/1,865,930.06
  6. Step 6: Final answer
    x = 8,875,410.82

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.