Home / 952,153.20-1,427,221.80-352,729.20

Finding the Fourth Proportional to 952,153.20, 1,427,221.80 and 352,729.20

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Solution

The fourth proportional to 952,153.20, 1,427,221.80 and 352,729.20 is: 528,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,153.20 : 1,427,221.80 = 352,729.20 : x
  2. Step 2: Convert to fraction form
    952,153.20/1,427,221.80 = 352,729.20/x
  3. Step 3: Cross multiply
    952,153.20x = 1,427,221.80 × 352,729.20
  4. Step 4: Simplify right side
    952,153.20x = 503,422,803,736.56
  5. Step 5: Solve for x
    x = 503,422,803,736.56/952,153.20
  6. Step 6: Final answer
    x = 528,720.38

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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.