Home / 441,299.40-661,625.10-174,928.20

Finding the Fourth Proportional to 441,299.40, 661,625.10 and 174,928.20

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Solution

The fourth proportional to 441,299.40, 661,625.10 and 174,928.20 is: 262,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,299.40 : 661,625.10 = 174,928.20 : x
  2. Step 2: Convert to fraction form
    441,299.40/661,625.10 = 174,928.20/x
  3. Step 3: Cross multiply
    441,299.40x = 661,625.10 × 174,928.20
  4. Step 4: Simplify right side
    441,299.40x = 115,736,887,817.82
  5. Step 5: Solve for x
    x = 115,736,887,817.82/441,299.40
  6. Step 6: Final answer
    x = 262,263.87

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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.