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Finding the Fourth Proportional to 503,647.52, 755,526.62 and 166,565.37

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Solution

The fourth proportional to 503,647.52, 755,526.62 and 166,565.37 is: 249,866.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,647.52 : 755,526.62 = 166,565.37 : x
  2. Step 2: Convert to fraction form
    503,647.52/755,526.62 = 166,565.37/x
  3. Step 3: Cross multiply
    503,647.52x = 755,526.62 × 166,565.37
  4. Step 4: Simplify right side
    503,647.52x = 125,844,571,005.15
  5. Step 5: Solve for x
    x = 125,844,571,005.15/503,647.52
  6. Step 6: Final answer
    x = 249,866.36

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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.