Home / 627,938.53-866,545.28-341,456.11

Finding the Fourth Proportional to 627,938.53, 866,545.28 and 341,456.11

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Solution

The fourth proportional to 627,938.53, 866,545.28 and 341,456.11 is: 471,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,938.53 : 866,545.28 = 341,456.11 : x
  2. Step 2: Convert to fraction form
    627,938.53/866,545.28 = 341,456.11/x
  3. Step 3: Cross multiply
    627,938.53x = 866,545.28 × 341,456.11
  4. Step 4: Simplify right side
    627,938.53x = 295,887,180,447.66
  5. Step 5: Solve for x
    x = 295,887,180,447.66/627,938.53
  6. Step 6: Final answer
    x = 471,204.05

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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.