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Finding the Third Proportional to 873,324 and 1,909,581

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Solution

The third proportional to 873,324 and 1,909,581 is: 4,175,425.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,324 : 1,909,581 = 1,909,581 : x
  2. Step 2: Convert to fraction form
    873,324/1,909,581 = 1,909,581/x
  3. Step 3: Cross multiply
    873,324x = 1,909,581 × 1,909,581
  4. Step 4: Simplify right side
    873,324x = 3,646,499,595,561
  5. Step 5: Solve for x
    x = 3,646,499,595,561/873,324
  6. Step 6: Final answer
    x = 4,175,425.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.