Home / 487,961.87-673,387.30-273,101.92

Finding the Fourth Proportional to 487,961.87, 673,387.30 and 273,101.92

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Solution

The fourth proportional to 487,961.87, 673,387.30 and 273,101.92 is: 376,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,961.87 : 673,387.30 = 273,101.92 : x
  2. Step 2: Convert to fraction form
    487,961.87/673,387.30 = 273,101.92/x
  3. Step 3: Cross multiply
    487,961.87x = 673,387.30 × 273,101.92
  4. Step 4: Simplify right side
    487,961.87x = 183,903,362,167.39
  5. Step 5: Solve for x
    x = 183,903,362,167.39/487,961.87
  6. Step 6: Final answer
    x = 376,880.60

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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.