Home / 527,250.75-727,604.96-285,533.25

Finding the Fourth Proportional to 527,250.75, 727,604.96 and 285,533.25

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Solution

The fourth proportional to 527,250.75, 727,604.96 and 285,533.25 is: 394,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,250.75 : 727,604.96 = 285,533.25 : x
  2. Step 2: Convert to fraction form
    527,250.75/727,604.96 = 285,533.25/x
  3. Step 3: Cross multiply
    527,250.75x = 727,604.96 × 285,533.25
  4. Step 4: Simplify right side
    527,250.75x = 207,755,407,517.25
  5. Step 5: Solve for x
    x = 207,755,407,517.25/527,250.75
  6. Step 6: Final answer
    x = 394,035.30

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1.5x scale

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.