Home / 961,676.75-1,327,128.10-531,954.95

Finding the Fourth Proportional to 961,676.75, 1,327,128.10 and 531,954.95

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Solution

The fourth proportional to 961,676.75, 1,327,128.10 and 531,954.95 is: 734,105.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,676.75 : 1,327,128.10 = 531,954.95 : x
  2. Step 2: Convert to fraction form
    961,676.75/1,327,128.10 = 531,954.95/x
  3. Step 3: Cross multiply
    961,676.75x = 1,327,128.10 × 531,954.95
  4. Step 4: Simplify right side
    961,676.75x = 705,972,354,113.57
  5. Step 5: Solve for x
    x = 705,972,354,113.57/961,676.75
  6. Step 6: Final answer
    x = 734,105.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.