Home / 516,103.58-774,409.01-231,994.87

Finding the Fourth Proportional to 516,103.58, 774,409.01 and 231,994.87

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Solution

The fourth proportional to 516,103.58, 774,409.01 and 231,994.87 is: 348,106.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,103.58 : 774,409.01 = 231,994.87 : x
  2. Step 2: Convert to fraction form
    516,103.58/774,409.01 = 231,994.87/x
  3. Step 3: Cross multiply
    516,103.58x = 774,409.01 × 231,994.87
  4. Step 4: Simplify right side
    516,103.58x = 179,658,914,505.78
  5. Step 5: Solve for x
    x = 179,658,914,505.78/516,103.58
  6. Step 6: Final answer
    x = 348,106.31

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1.5x scale

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.