Home / 1,004,305.56-1,385,936.94-545,416.92

Finding the Fourth Proportional to 1,004,305.56, 1,385,936.94 and 545,416.92

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Solution

The fourth proportional to 1,004,305.56, 1,385,936.94 and 545,416.92 is: 752,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,305.56 : 1,385,936.94 = 545,416.92 : x
  2. Step 2: Convert to fraction form
    1,004,305.56/1,385,936.94 = 545,416.92/x
  3. Step 3: Cross multiply
    1,004,305.56x = 1,385,936.94 × 545,416.92
  4. Step 4: Simplify right side
    1,004,305.56x = 755,913,457,129.03
  5. Step 5: Solve for x
    x = 755,913,457,129.03/1,004,305.56
  6. Step 6: Final answer
    x = 752,672.78

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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.