Home / 628,841.09-943,407.84-179,568.11

Finding the Fourth Proportional to 628,841.09, 943,407.84 and 179,568.11

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Solution

The fourth proportional to 628,841.09, 943,407.84 and 179,568.11 is: 269,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,841.09 : 943,407.84 = 179,568.11 : x
  2. Step 2: Convert to fraction form
    628,841.09/943,407.84 = 179,568.11/x
  3. Step 3: Cross multiply
    628,841.09x = 943,407.84 × 179,568.11
  4. Step 4: Simplify right side
    628,841.09x = 169,405,958,070.94
  5. Step 5: Solve for x
    x = 169,405,958,070.94/628,841.09
  6. Step 6: Final answer
    x = 269,393.91

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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.