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Finding the Fourth Proportional to 504,247.60, 695,861.69 and 277,893.10

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Solution

The fourth proportional to 504,247.60, 695,861.69 and 277,893.10 is: 383,492.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,247.60 : 695,861.69 = 277,893.10 : x
  2. Step 2: Convert to fraction form
    504,247.60/695,861.69 = 277,893.10/x
  3. Step 3: Cross multiply
    504,247.60x = 695,861.69 × 277,893.10
  4. Step 4: Simplify right side
    504,247.60x = 193,375,162,205.34
  5. Step 5: Solve for x
    x = 193,375,162,205.34/504,247.60
  6. Step 6: Final answer
    x = 383,492.48

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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.