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Finding the Third Proportional to 1,742,634 and 3,774,772

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Solution

The third proportional to 1,742,634 and 3,774,772 is: 8,176,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,634 : 3,774,772 = 3,774,772 : x
  2. Step 2: Convert to fraction form
    1,742,634/3,774,772 = 3,774,772/x
  3. Step 3: Cross multiply
    1,742,634x = 3,774,772 × 3,774,772
  4. Step 4: Simplify right side
    1,742,634x = 14,248,903,651,984
  5. Step 5: Solve for x
    x = 14,248,903,651,984/1,742,634
  6. Step 6: Final answer
    x = 8,176,647.34

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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.