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Finding the Fourth Proportional to 273,777.85, 377,809.44 and 152,920.84

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Solution

The fourth proportional to 273,777.85, 377,809.44 and 152,920.84 is: 211,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,777.85 : 377,809.44 = 152,920.84 : x
  2. Step 2: Convert to fraction form
    273,777.85/377,809.44 = 152,920.84/x
  3. Step 3: Cross multiply
    273,777.85x = 377,809.44 × 152,920.84
  4. Step 4: Simplify right side
    273,777.85x = 57,774,936,924.73
  5. Step 5: Solve for x
    x = 57,774,936,924.73/273,777.85
  6. Step 6: Final answer
    x = 211,028.53

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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.