Home / 525,667.23-725,421.06-283,949.80

Finding the Fourth Proportional to 525,667.23, 725,421.06 and 283,949.80

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Solution

The fourth proportional to 525,667.23, 725,421.06 and 283,949.80 is: 391,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,667.23 : 725,421.06 = 283,949.80 : x
  2. Step 2: Convert to fraction form
    525,667.23/725,421.06 = 283,949.80/x
  3. Step 3: Cross multiply
    525,667.23x = 725,421.06 × 283,949.80
  4. Step 4: Simplify right side
    525,667.23x = 205,983,164,902.79
  5. Step 5: Solve for x
    x = 205,983,164,902.79/525,667.23
  6. Step 6: Final answer
    x = 391,850.88

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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.