Home / 957,629.97-1,321,533.36-527,900.67

Finding the Fourth Proportional to 957,629.97, 1,321,533.36 and 527,900.67

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Solution

The fourth proportional to 957,629.97, 1,321,533.36 and 527,900.67 is: 728,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,629.97 : 1,321,533.36 = 527,900.67 : x
  2. Step 2: Convert to fraction form
    957,629.97/1,321,533.36 = 527,900.67/x
  3. Step 3: Cross multiply
    957,629.97x = 1,321,533.36 × 527,900.67
  4. Step 4: Simplify right side
    957,629.97x = 697,638,346,171.35
  5. Step 5: Solve for x
    x = 697,638,346,171.35/957,629.97
  6. Step 6: Final answer
    x = 728,505.13

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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.