Home / 627,523.74-865,989.45-341,043.84

Finding the Fourth Proportional to 627,523.74, 865,989.45 and 341,043.84

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Solution

The fourth proportional to 627,523.74, 865,989.45 and 341,043.84 is: 470,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,523.74 : 865,989.45 = 341,043.84 : x
  2. Step 2: Convert to fraction form
    627,523.74/865,989.45 = 341,043.84/x
  3. Step 3: Cross multiply
    627,523.74x = 865,989.45 × 341,043.84
  4. Step 4: Simplify right side
    627,523.74x = 295,340,367,427.49
  5. Step 5: Solve for x
    x = 295,340,367,427.49/627,523.74
  6. Step 6: Final answer
    x = 470,644.13

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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.