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Finding the Fourth Proportional to 502,168.11, 753,253.38 and 123,090.54

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Solution

The fourth proportional to 502,168.11, 753,253.38 and 123,090.54 is: 184,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,168.11 : 753,253.38 = 123,090.54 : x
  2. Step 2: Convert to fraction form
    502,168.11/753,253.38 = 123,090.54/x
  3. Step 3: Cross multiply
    502,168.11x = 753,253.38 × 123,090.54
  4. Step 4: Simplify right side
    502,168.11x = 92,718,365,301.03
  5. Step 5: Solve for x
    x = 92,718,365,301.03/502,168.11
  6. Step 6: Final answer
    x = 184,636.11

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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.