Home / 545,580.17-752,924.09-303,862.85

Finding the Fourth Proportional to 545,580.17, 752,924.09 and 303,862.85

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Solution

The fourth proportional to 545,580.17, 752,924.09 and 303,862.85 is: 419,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,580.17 : 752,924.09 = 303,862.85 : x
  2. Step 2: Convert to fraction form
    545,580.17/752,924.09 = 303,862.85/x
  3. Step 3: Cross multiply
    545,580.17x = 752,924.09 × 303,862.85
  4. Step 4: Simplify right side
    545,580.17x = 228,785,656,816.09
  5. Step 5: Solve for x
    x = 228,785,656,816.09/545,580.17
  6. Step 6: Final answer
    x = 419,343.79

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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.