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Finding the Fourth Proportional to 503,773.17, 695,197.03 and 274,333.18

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Solution

The fourth proportional to 503,773.17, 695,197.03 and 274,333.18 is: 378,574.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,773.17 : 695,197.03 = 274,333.18 : x
  2. Step 2: Convert to fraction form
    503,773.17/695,197.03 = 274,333.18/x
  3. Step 3: Cross multiply
    503,773.17x = 695,197.03 × 274,333.18
  4. Step 4: Simplify right side
    503,773.17x = 190,715,611,360.50
  5. Step 5: Solve for x
    x = 190,715,611,360.50/503,773.17
  6. Step 6: Final answer
    x = 378,574.37

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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.