Home / 389,822.87-584,967.57-168,206.87

Finding the Fourth Proportional to 389,822.87, 584,967.57 and 168,206.87

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Solution

The fourth proportional to 389,822.87, 584,967.57 and 168,206.87 is: 252,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,822.87 : 584,967.57 = 168,206.87 : x
  2. Step 2: Convert to fraction form
    389,822.87/584,967.57 = 168,206.87/x
  3. Step 3: Cross multiply
    389,822.87x = 584,967.57 × 168,206.87
  4. Step 4: Simplify right side
    389,822.87x = 98,395,561,076.37
  5. Step 5: Solve for x
    x = 98,395,561,076.37/389,822.87
  6. Step 6: Final answer
    x = 252,410.95

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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.