Home / 968,669.38-1,453,131.04-320,030.09

Finding the Fourth Proportional to 968,669.38, 1,453,131.04 and 320,030.09

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Solution

The fourth proportional to 968,669.38, 1,453,131.04 and 320,030.09 is: 480,087.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,669.38 : 1,453,131.04 = 320,030.09 : x
  2. Step 2: Convert to fraction form
    968,669.38/1,453,131.04 = 320,030.09/x
  3. Step 3: Cross multiply
    968,669.38x = 1,453,131.04 × 320,030.09
  4. Step 4: Simplify right side
    968,669.38x = 465,045,655,496.56
  5. Step 5: Solve for x
    x = 465,045,655,496.56/968,669.38
  6. Step 6: Final answer
    x = 480,087.08

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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.