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Finding the Fourth Proportional to 504,806.03, 696,645.46 and 275,367.18

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Solution

The fourth proportional to 504,806.03, 696,645.46 and 275,367.18 is: 380,013.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,806.03 : 696,645.46 = 275,367.18 : x
  2. Step 2: Convert to fraction form
    504,806.03/696,645.46 = 275,367.18/x
  3. Step 3: Cross multiply
    504,806.03x = 696,645.46 × 275,367.18
  4. Step 4: Simplify right side
    504,806.03x = 191,833,295,780.00
  5. Step 5: Solve for x
    x = 191,833,295,780.00/504,806.03
  6. Step 6: Final answer
    x = 380,013.88

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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.