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Finding the Fourth Proportional to 503,358.67, 694,635.06 and 277,004.17

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Solution

The fourth proportional to 503,358.67, 694,635.06 and 277,004.17 is: 382,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,358.67 : 694,635.06 = 277,004.17 : x
  2. Step 2: Convert to fraction form
    503,358.67/694,635.06 = 277,004.17/x
  3. Step 3: Cross multiply
    503,358.67x = 694,635.06 × 277,004.17
  4. Step 4: Simplify right side
    503,358.67x = 192,416,803,390.00
  5. Step 5: Solve for x
    x = 192,416,803,390.00/503,358.67
  6. Step 6: Final answer
    x = 382,265.80

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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.