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Finding the Fourth Proportional to 243,365.23, 335,936.39 and 183,111.02

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Solution

The fourth proportional to 243,365.23, 335,936.39 and 183,111.02 is: 252,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,365.23 : 335,936.39 = 183,111.02 : x
  2. Step 2: Convert to fraction form
    243,365.23/335,936.39 = 183,111.02/x
  3. Step 3: Cross multiply
    243,365.23x = 335,936.39 × 183,111.02
  4. Step 4: Simplify right side
    243,365.23x = 61,513,655,028.02
  5. Step 5: Solve for x
    x = 61,513,655,028.02/243,365.23
  6. Step 6: Final answer
    x = 252,762.71

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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.