Home / 708,172.05-1,062,571.91-371,132.49

Finding the Fourth Proportional to 708,172.05, 1,062,571.91 and 371,132.49

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Solution

The fourth proportional to 708,172.05, 1,062,571.91 and 371,132.49 is: 556,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,172.05 : 1,062,571.91 = 371,132.49 : x
  2. Step 2: Convert to fraction form
    708,172.05/1,062,571.91 = 371,132.49/x
  3. Step 3: Cross multiply
    708,172.05x = 1,062,571.91 × 371,132.49
  4. Step 4: Simplify right side
    708,172.05x = 394,354,956,906.69
  5. Step 5: Solve for x
    x = 394,354,956,906.69/708,172.05
  6. Step 6: Final answer
    x = 556,863.20

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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.