Home / 525,682.43-725,441.16-283,964.94

Finding the Fourth Proportional to 525,682.43, 725,441.16 and 283,964.94

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Solution

The fourth proportional to 525,682.43, 725,441.16 and 283,964.94 is: 391,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,682.43 : 725,441.16 = 283,964.94 : x
  2. Step 2: Convert to fraction form
    525,682.43/725,441.16 = 283,964.94/x
  3. Step 3: Cross multiply
    525,682.43x = 725,441.16 × 283,964.94
  4. Step 4: Simplify right side
    525,682.43x = 205,999,855,472.93
  5. Step 5: Solve for x
    x = 205,999,855,472.93/525,682.43
  6. Step 6: Final answer
    x = 391,871.30

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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.