Home / 627,829.52-866,440.14-341,343.44

Finding the Fourth Proportional to 627,829.52, 866,440.14 and 341,343.44

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Solution

The fourth proportional to 627,829.52, 866,440.14 and 341,343.44 is: 471,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,829.52 : 866,440.14 = 341,343.44 : x
  2. Step 2: Convert to fraction form
    627,829.52/866,440.14 = 341,343.44/x
  3. Step 3: Cross multiply
    627,829.52x = 866,440.14 × 341,343.44
  4. Step 4: Simplify right side
    627,829.52x = 295,753,657,941.68
  5. Step 5: Solve for x
    x = 295,753,657,941.68/627,829.52
  6. Step 6: Final answer
    x = 471,073.20

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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.