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Finding the Fourth Proportional to 503,054.86, 754,422.18 and 166,032.76

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Solution

The fourth proportional to 503,054.86, 754,422.18 and 166,032.76 is: 248,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,054.86 : 754,422.18 = 166,032.76 : x
  2. Step 2: Convert to fraction form
    503,054.86/754,422.18 = 166,032.76/x
  3. Step 3: Cross multiply
    503,054.86x = 754,422.18 × 166,032.76
  4. Step 4: Simplify right side
    503,054.86x = 125,258,796,750.62
  5. Step 5: Solve for x
    x = 125,258,796,750.62/503,054.86
  6. Step 6: Final answer
    x = 248,996.30

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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.