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Finding the Third Proportional to 159,681.38 and 348,752.25

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Solution

The third proportional to 159,681.38 and 348,752.25 is: 761,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,681.38 : 348,752.25 = 348,752.25 : x
  2. Step 2: Convert to fraction form
    159,681.38/348,752.25 = 348,752.25/x
  3. Step 3: Cross multiply
    159,681.38x = 348,752.25 × 348,752.25
  4. Step 4: Simplify right side
    159,681.38x = 121,628,131,880.06
  5. Step 5: Solve for x
    x = 121,628,131,880.06/159,681.38
  6. Step 6: Final answer
    x = 761,692.66

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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.