Home / 526,914.52-727,074.30-300,546.52

Finding the Fourth Proportional to 526,914.52, 727,074.30 and 300,546.52

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Solution

The fourth proportional to 526,914.52, 727,074.30 and 300,546.52 is: 414,715.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,914.52 : 727,074.30 = 300,546.52 : x
  2. Step 2: Convert to fraction form
    526,914.52/727,074.30 = 300,546.52/x
  3. Step 3: Cross multiply
    526,914.52x = 727,074.30 × 300,546.52
  4. Step 4: Simplify right side
    526,914.52x = 218,519,650,646.44
  5. Step 5: Solve for x
    x = 218,519,650,646.44/526,914.52
  6. Step 6: Final answer
    x = 414,715.56

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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.