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Finding the Fourth Proportional to 580,052.70, 870,079.04 and 180,725.73

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Solution

The fourth proportional to 580,052.70, 870,079.04 and 180,725.73 is: 271,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,052.70 : 870,079.04 = 180,725.73 : x
  2. Step 2: Convert to fraction form
    580,052.70/870,079.04 = 180,725.73/x
  3. Step 3: Cross multiply
    580,052.70x = 870,079.04 × 180,725.73
  4. Step 4: Simplify right side
    580,052.70x = 157,245,668,758.07
  5. Step 5: Solve for x
    x = 157,245,668,758.07/580,052.70
  6. Step 6: Final answer
    x = 271,088.59

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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.