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Finding the Fourth Proportional to 504,244.10, 695,856.86 and 277,889.60

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Solution

The fourth proportional to 504,244.10, 695,856.86 and 277,889.60 is: 383,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,244.10 : 695,856.86 = 277,889.60 : x
  2. Step 2: Convert to fraction form
    504,244.10/695,856.86 = 277,889.60/x
  3. Step 3: Cross multiply
    504,244.10x = 695,856.86 × 277,889.60
  4. Step 4: Simplify right side
    504,244.10x = 193,371,385,874.94
  5. Step 5: Solve for x
    x = 193,371,385,874.94/504,244.10
  6. Step 6: Final answer
    x = 383,487.65

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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.