Home / 545,919.50-753,392.22-304,202.36

Finding the Fourth Proportional to 545,919.50, 753,392.22 and 304,202.36

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Solution

The fourth proportional to 545,919.50, 753,392.22 and 304,202.36 is: 419,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,919.50 : 753,392.22 = 304,202.36 : x
  2. Step 2: Convert to fraction form
    545,919.50/753,392.22 = 304,202.36/x
  3. Step 3: Cross multiply
    545,919.50x = 753,392.22 × 304,202.36
  4. Step 4: Simplify right side
    545,919.50x = 229,183,691,329.64
  5. Step 5: Solve for x
    x = 229,183,691,329.64/545,919.50
  6. Step 6: Final answer
    x = 419,812.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.