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Finding the Fourth Proportional to 501,643.01, 752,542.77 and 164,606.95

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Solution

The fourth proportional to 501,643.01, 752,542.77 and 164,606.95 is: 246,936.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,643.01 : 752,542.77 = 164,606.95 : x
  2. Step 2: Convert to fraction form
    501,643.01/752,542.77 = 164,606.95/x
  3. Step 3: Cross multiply
    501,643.01x = 752,542.77 × 164,606.95
  4. Step 4: Simplify right side
    501,643.01x = 123,873,765,528.50
  5. Step 5: Solve for x
    x = 123,873,765,528.50/501,643.01
  6. Step 6: Final answer
    x = 246,936.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.