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Finding the Third Proportional to 898,985 and 1,963,636

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Solution

The third proportional to 898,985 and 1,963,636 is: 4,289,133.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,985 : 1,963,636 = 1,963,636 : x
  2. Step 2: Convert to fraction form
    898,985/1,963,636 = 1,963,636/x
  3. Step 3: Cross multiply
    898,985x = 1,963,636 × 1,963,636
  4. Step 4: Simplify right side
    898,985x = 3,855,866,340,496
  5. Step 5: Solve for x
    x = 3,855,866,340,496/898,985
  6. Step 6: Final answer
    x = 4,289,133.12

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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.