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Finding the Fourth Proportional to 200,762.73, 277,051.82 and 124,266.59

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Solution

The fourth proportional to 200,762.73, 277,051.82 and 124,266.59 is: 171,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,762.73 : 277,051.82 = 124,266.59 : x
  2. Step 2: Convert to fraction form
    200,762.73/277,051.82 = 124,266.59/x
  3. Step 3: Cross multiply
    200,762.73x = 277,051.82 × 124,266.59
  4. Step 4: Simplify right side
    200,762.73x = 34,428,284,303.36
  5. Step 5: Solve for x
    x = 34,428,284,303.36/200,762.73
  6. Step 6: Final answer
    x = 171,487.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.