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Finding the Fourth Proportional to 504,245.85, 695,859.27 and 277,891.35

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Solution

The fourth proportional to 504,245.85, 695,859.27 and 277,891.35 is: 383,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,245.85 : 695,859.27 = 277,891.35 : x
  2. Step 2: Convert to fraction form
    504,245.85/695,859.27 = 277,891.35/x
  3. Step 3: Cross multiply
    504,245.85x = 695,859.27 × 277,891.35
  4. Step 4: Simplify right side
    504,245.85x = 193,373,271,950.31
  5. Step 5: Solve for x
    x = 193,373,271,950.31/504,245.85
  6. Step 6: Final answer
    x = 383,490.06

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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.