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Finding the Fourth Proportional to 273,538.70, 377,683.36 and 176,799.78

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Solution

The fourth proportional to 273,538.70, 377,683.36 and 176,799.78 is: 244,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,538.70 : 377,683.36 = 176,799.78 : x
  2. Step 2: Convert to fraction form
    273,538.70/377,683.36 = 176,799.78/x
  3. Step 3: Cross multiply
    273,538.70x = 377,683.36 × 176,799.78
  4. Step 4: Simplify right side
    273,538.70x = 66,774,334,957.66
  5. Step 5: Solve for x
    x = 66,774,334,957.66/273,538.70
  6. Step 6: Final answer
    x = 244,112.94

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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.