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Finding the Fourth Proportional to 273,556.80, 377,679.06 and 176,811.30

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Solution

The fourth proportional to 273,556.80, 377,679.06 and 176,811.30 is: 244,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,556.80 : 377,679.06 = 176,811.30 : x
  2. Step 2: Convert to fraction form
    273,556.80/377,679.06 = 176,811.30/x
  3. Step 3: Cross multiply
    273,556.80x = 377,679.06 × 176,811.30
  4. Step 4: Simplify right side
    273,556.80x = 66,777,925,581.38
  5. Step 5: Solve for x
    x = 66,777,925,581.38/273,556.80
  6. Step 6: Final answer
    x = 244,109.91

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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.