Home / 698,170.33-1,047,234.57-192,762.17

Finding the Fourth Proportional to 698,170.33, 1,047,234.57 and 192,762.17

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Solution

The fourth proportional to 698,170.33, 1,047,234.57 and 192,762.17 is: 289,137.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,170.33 : 1,047,234.57 = 192,762.17 : x
  2. Step 2: Convert to fraction form
    698,170.33/1,047,234.57 = 192,762.17/x
  3. Step 3: Cross multiply
    698,170.33x = 1,047,234.57 × 192,762.17
  4. Step 4: Simplify right side
    698,170.33x = 201,867,208,212.22
  5. Step 5: Solve for x
    x = 201,867,208,212.22/698,170.33
  6. Step 6: Final answer
    x = 289,137.48

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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.