Home / 525,939.66-725,796.96-284,222.16

Finding the Fourth Proportional to 525,939.66, 725,796.96 and 284,222.16

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Solution

The fourth proportional to 525,939.66, 725,796.96 and 284,222.16 is: 392,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,939.66 : 725,796.96 = 284,222.16 : x
  2. Step 2: Convert to fraction form
    525,939.66/725,796.96 = 284,222.16/x
  3. Step 3: Cross multiply
    525,939.66x = 725,796.96 × 284,222.16
  4. Step 4: Simplify right side
    525,939.66x = 206,287,579,692.63
  5. Step 5: Solve for x
    x = 206,287,579,692.63/525,939.66
  6. Step 6: Final answer
    x = 392,226.70

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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.