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Finding the Fourth Proportional to 504,017.16, 756,027 and 345,765.84

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Solution

The fourth proportional to 504,017.16, 756,027 and 345,765.84 is: 518,649.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,017.16 : 756,027 = 345,765.84 : x
  2. Step 2: Convert to fraction form
    504,017.16/756,027 = 345,765.84/x
  3. Step 3: Cross multiply
    504,017.16x = 756,027 × 345,765.84
  4. Step 4: Simplify right side
    504,017.16x = 261,408,310,717.68
  5. Step 5: Solve for x
    x = 261,408,310,717.68/504,017.16
  6. Step 6: Final answer
    x = 518,649.62

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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.