Home / 1,163,301.28-1,744,629.36-321,788.32

Finding the Fourth Proportional to 1,163,301.28, 1,744,629.36 and 321,788.32

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Solution

The fourth proportional to 1,163,301.28, 1,744,629.36 and 321,788.32 is: 482,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,301.28 : 1,744,629.36 = 321,788.32 : x
  2. Step 2: Convert to fraction form
    1,163,301.28/1,744,629.36 = 321,788.32/x
  3. Step 3: Cross multiply
    1,163,301.28x = 1,744,629.36 × 321,788.32
  4. Step 4: Simplify right side
    1,163,301.28x = 561,401,350,777.08
  5. Step 5: Solve for x
    x = 561,401,350,777.08/1,163,301.28
  6. Step 6: Final answer
    x = 482,593.25

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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.