Home / 677,237.28-934,551.73-386,791.75

Finding the Fourth Proportional to 677,237.28, 934,551.73 and 386,791.75

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Solution

The fourth proportional to 677,237.28, 934,551.73 and 386,791.75 is: 533,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,237.28 : 934,551.73 = 386,791.75 : x
  2. Step 2: Convert to fraction form
    677,237.28/934,551.73 = 386,791.75/x
  3. Step 3: Cross multiply
    677,237.28x = 934,551.73 × 386,791.75
  4. Step 4: Simplify right side
    677,237.28x = 361,476,899,112.23
  5. Step 5: Solve for x
    x = 361,476,899,112.23/677,237.28
  6. Step 6: Final answer
    x = 533,752.22

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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.