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Finding the Third Proportional to 1,919,880.94 and 4,124,677.50

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Solution

The third proportional to 1,919,880.94 and 4,124,677.50 is: 8,861,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,880.94 : 4,124,677.50 = 4,124,677.50 : x
  2. Step 2: Convert to fraction form
    1,919,880.94/4,124,677.50 = 4,124,677.50/x
  3. Step 3: Cross multiply
    1,919,880.94x = 4,124,677.50 × 4,124,677.50
  4. Step 4: Simplify right side
    1,919,880.94x = 17,012,964,479,006.25
  5. Step 5: Solve for x
    x = 17,012,964,479,006.25/1,919,880.94
  6. Step 6: Final answer
    x = 8,861,468.51

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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.