Home / 881,035.28-1,321,391.16-401,149.52

Finding the Fourth Proportional to 881,035.28, 1,321,391.16 and 401,149.52

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Solution

The fourth proportional to 881,035.28, 1,321,391.16 and 401,149.52 is: 601,650.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,035.28 : 1,321,391.16 = 401,149.52 : x
  2. Step 2: Convert to fraction form
    881,035.28/1,321,391.16 = 401,149.52/x
  3. Step 3: Cross multiply
    881,035.28x = 1,321,391.16 × 401,149.52
  4. Step 4: Simplify right side
    881,035.28x = 530,075,429,566.24
  5. Step 5: Solve for x
    x = 530,075,429,566.24/881,035.28
  6. Step 6: Final answer
    x = 601,650.63

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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.