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Finding the Fourth Proportional to 503,475.37, 694,798.91 and 274,032.11

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Solution

The fourth proportional to 503,475.37, 694,798.91 and 274,032.11 is: 378,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,475.37 : 694,798.91 = 274,032.11 : x
  2. Step 2: Convert to fraction form
    503,475.37/694,798.91 = 274,032.11/x
  3. Step 3: Cross multiply
    503,475.37x = 694,798.91 × 274,032.11
  4. Step 4: Simplify right side
    503,475.37x = 190,397,211,699.84
  5. Step 5: Solve for x
    x = 190,397,211,699.84/503,475.37
  6. Step 6: Final answer
    x = 378,165.89

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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.