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Finding the Fourth Proportional to 503,217.18, 694,445.22 and 273,775.77

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Solution

The fourth proportional to 503,217.18, 694,445.22 and 273,775.77 is: 377,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,217.18 : 694,445.22 = 273,775.77 : x
  2. Step 2: Convert to fraction form
    503,217.18/694,445.22 = 273,775.77/x
  3. Step 3: Cross multiply
    503,217.18x = 694,445.22 × 273,775.77
  4. Step 4: Simplify right side
    503,217.18x = 190,122,274,828.32
  5. Step 5: Solve for x
    x = 190,122,274,828.32/503,217.18
  6. Step 6: Final answer
    x = 377,813.56

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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.