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Finding the Fourth Proportional to 504,015.90, 695,579.67 and 277,662.30

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Solution

The fourth proportional to 504,015.90, 695,579.67 and 277,662.30 is: 383,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,015.90 : 695,579.67 = 277,662.30 : x
  2. Step 2: Convert to fraction form
    504,015.90/695,579.67 = 277,662.30/x
  3. Step 3: Cross multiply
    504,015.90x = 695,579.67 × 277,662.30
  4. Step 4: Simplify right side
    504,015.90x = 193,136,251,005.44
  5. Step 5: Solve for x
    x = 193,136,251,005.44/504,015.90
  6. Step 6: Final answer
    x = 383,194.76

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1.5x scale

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.