Home / 893,422.88-1,340,384.46-361,317.58

Finding the Fourth Proportional to 893,422.88, 1,340,384.46 and 361,317.58

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Solution

The fourth proportional to 893,422.88, 1,340,384.46 and 361,317.58 is: 542,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,422.88 : 1,340,384.46 = 361,317.58 : x
  2. Step 2: Convert to fraction form
    893,422.88/1,340,384.46 = 361,317.58/x
  3. Step 3: Cross multiply
    893,422.88x = 1,340,384.46 × 361,317.58
  4. Step 4: Simplify right side
    893,422.88x = 484,304,464,650.91
  5. Step 5: Solve for x
    x = 484,304,464,650.91/893,422.88
  6. Step 6: Final answer
    x = 542,077.53

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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.