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Finding the Fourth Proportional to 525,568.04, 725,283.84 and 283,850.66

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Solution

The fourth proportional to 525,568.04, 725,283.84 and 283,850.66 is: 391,713.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,568.04 : 725,283.84 = 283,850.66 : x
  2. Step 2: Convert to fraction form
    525,568.04/725,283.84 = 283,850.66/x
  3. Step 3: Cross multiply
    525,568.04x = 725,283.84 × 283,850.66
  4. Step 4: Simplify right side
    525,568.04x = 205,872,296,671.33
  5. Step 5: Solve for x
    x = 205,872,296,671.33/525,568.04
  6. Step 6: Final answer
    x = 391,713.88

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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.