Home / 694,733.70-1,042,100.55-470,201.70

Finding the Fourth Proportional to 694,733.70, 1,042,100.55 and 470,201.70

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Solution

The fourth proportional to 694,733.70, 1,042,100.55 and 470,201.70 is: 705,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,733.70 : 1,042,100.55 = 470,201.70 : x
  2. Step 2: Convert to fraction form
    694,733.70/1,042,100.55 = 470,201.70/x
  3. Step 3: Cross multiply
    694,733.70x = 1,042,100.55 × 470,201.70
  4. Step 4: Simplify right side
    694,733.70x = 489,997,450,180.94
  5. Step 5: Solve for x
    x = 489,997,450,180.94/694,733.70
  6. Step 6: Final answer
    x = 705,302.55

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Double scale
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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.