Home / 801,698.04-1,106,343.72-439,127.94

Finding the Fourth Proportional to 801,698.04, 1,106,343.72 and 439,127.94

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Solution

The fourth proportional to 801,698.04, 1,106,343.72 and 439,127.94 is: 605,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,698.04 : 1,106,343.72 = 439,127.94 : x
  2. Step 2: Convert to fraction form
    801,698.04/1,106,343.72 = 439,127.94/x
  3. Step 3: Cross multiply
    801,698.04x = 1,106,343.72 × 439,127.94
  4. Step 4: Simplify right side
    801,698.04x = 485,826,438,695.54
  5. Step 5: Solve for x
    x = 485,826,438,695.54/801,698.04
  6. Step 6: Final answer
    x = 605,996.79

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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.