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Finding the Fourth Proportional to 178,453.56, 246,555.18 and 151,876.92

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Solution

The fourth proportional to 178,453.56, 246,555.18 and 151,876.92 is: 209,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,453.56 : 246,555.18 = 151,876.92 : x
  2. Step 2: Convert to fraction form
    178,453.56/246,555.18 = 151,876.92/x
  3. Step 3: Cross multiply
    178,453.56x = 246,555.18 × 151,876.92
  4. Step 4: Simplify right side
    178,453.56x = 37,446,041,348.45
  5. Step 5: Solve for x
    x = 37,446,041,348.45/178,453.56
  6. Step 6: Final answer
    x = 209,836.34

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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.