Home / 451,628.33-676,868.40-185,087.70

Finding the Fourth Proportional to 451,628.33, 676,868.40 and 185,087.70

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Solution

The fourth proportional to 451,628.33, 676,868.40 and 185,087.70 is: 277,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,628.33 : 676,868.40 = 185,087.70 : x
  2. Step 2: Convert to fraction form
    451,628.33/676,868.40 = 185,087.70/x
  3. Step 3: Cross multiply
    451,628.33x = 676,868.40 × 185,087.70
  4. Step 4: Simplify right side
    451,628.33x = 125,280,015,358.68
  5. Step 5: Solve for x
    x = 125,280,015,358.68/451,628.33
  6. Step 6: Final answer
    x = 277,396.28

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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.