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Finding the Fourth Proportional to 503,267.90, 754,954.28 and 161,625.01

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Solution

The fourth proportional to 503,267.90, 754,954.28 and 161,625.01 is: 242,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,267.90 : 754,954.28 = 161,625.01 : x
  2. Step 2: Convert to fraction form
    503,267.90/754,954.28 = 161,625.01/x
  3. Step 3: Cross multiply
    503,267.90x = 754,954.28 × 161,625.01
  4. Step 4: Simplify right side
    503,267.90x = 122,019,493,054.54
  5. Step 5: Solve for x
    x = 122,019,493,054.54/503,267.90
  6. Step 6: Final answer
    x = 242,454.35

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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.