Home / 683,664.26-943,408.19-377,737.29

Finding the Fourth Proportional to 683,664.26, 943,408.19 and 377,737.29

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Solution

The fourth proportional to 683,664.26, 943,408.19 and 377,737.29 is: 521,250.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,664.26 : 943,408.19 = 377,737.29 : x
  2. Step 2: Convert to fraction form
    683,664.26/943,408.19 = 377,737.29/x
  3. Step 3: Cross multiply
    683,664.26x = 943,408.19 × 377,737.29
  4. Step 4: Simplify right side
    683,664.26x = 356,360,453,998.75
  5. Step 5: Solve for x
    x = 356,360,453,998.75/683,664.26
  6. Step 6: Final answer
    x = 521,250.67

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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.