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Finding the Fourth Proportional to 503,464.67, 755,199.05 and 203,950.97

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Solution

The fourth proportional to 503,464.67, 755,199.05 and 203,950.97 is: 305,927.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,464.67 : 755,199.05 = 203,950.97 : x
  2. Step 2: Convert to fraction form
    503,464.67/755,199.05 = 203,950.97/x
  3. Step 3: Cross multiply
    503,464.67x = 755,199.05 × 203,950.97
  4. Step 4: Simplify right side
    503,464.67x = 154,023,573,994.83
  5. Step 5: Solve for x
    x = 154,023,573,994.83/503,464.67
  6. Step 6: Final answer
    x = 305,927.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.