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Finding the Third Proportional to 761,963 and 1,628,896

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Solution

The third proportional to 761,963 and 1,628,896 is: 3,482,192.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,963 : 1,628,896 = 1,628,896 : x
  2. Step 2: Convert to fraction form
    761,963/1,628,896 = 1,628,896/x
  3. Step 3: Cross multiply
    761,963x = 1,628,896 × 1,628,896
  4. Step 4: Simplify right side
    761,963x = 2,653,302,178,816
  5. Step 5: Solve for x
    x = 2,653,302,178,816/761,963
  6. Step 6: Final answer
    x = 3,482,192.94

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.