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Finding the Fourth Proportional to 504,248.10, 695,862.38 and 277,893.60

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Solution

The fourth proportional to 504,248.10, 695,862.38 and 277,893.60 is: 383,493.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,248.10 : 695,862.38 = 277,893.60 : x
  2. Step 2: Convert to fraction form
    504,248.10/695,862.38 = 277,893.60/x
  3. Step 3: Cross multiply
    504,248.10x = 695,862.38 × 277,893.60
  4. Step 4: Simplify right side
    504,248.10x = 193,375,701,882.77
  5. Step 5: Solve for x
    x = 193,375,701,882.77/504,248.10
  6. Step 6: Final answer
    x = 383,493.17

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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.