Home / 881,911.36-1,322,011.68-349,255.36

Finding the Fourth Proportional to 881,911.36, 1,322,011.68 and 349,255.36

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Solution

The fourth proportional to 881,911.36, 1,322,011.68 and 349,255.36 is: 523,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,911.36 : 1,322,011.68 = 349,255.36 : x
  2. Step 2: Convert to fraction form
    881,911.36/1,322,011.68 = 349,255.36/x
  3. Step 3: Cross multiply
    881,911.36x = 1,322,011.68 × 349,255.36
  4. Step 4: Simplify right side
    881,911.36x = 461,719,665,222.61
  5. Step 5: Solve for x
    x = 461,719,665,222.61/881,911.36
  6. Step 6: Final answer
    x = 523,544.30

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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.