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Finding the Fourth Proportional to 470,048.46, 705,072.69 and 170,461.05

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Solution

The fourth proportional to 470,048.46, 705,072.69 and 170,461.05 is: 255,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,048.46 : 705,072.69 = 170,461.05 : x
  2. Step 2: Convert to fraction form
    470,048.46/705,072.69 = 170,461.05/x
  3. Step 3: Cross multiply
    470,048.46x = 705,072.69 × 170,461.05
  4. Step 4: Simplify right side
    470,048.46x = 120,187,431,063.72
  5. Step 5: Solve for x
    x = 120,187,431,063.72/470,048.46
  6. Step 6: Final answer
    x = 255,691.58

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Similar ratio
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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.