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Finding the Fourth Proportional to 598,725.28, 898,236.72 and 178,000.48

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Solution

The fourth proportional to 598,725.28, 898,236.72 and 178,000.48 is: 267,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,725.28 : 898,236.72 = 178,000.48 : x
  2. Step 2: Convert to fraction form
    598,725.28/898,236.72 = 178,000.48/x
  3. Step 3: Cross multiply
    598,725.28x = 898,236.72 × 178,000.48
  4. Step 4: Simplify right side
    598,725.28x = 159,886,567,313.63
  5. Step 5: Solve for x
    x = 159,886,567,313.63/598,725.28
  6. Step 6: Final answer
    x = 267,044.96

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Similar ratio
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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.