Home / 572,530.20-858,795.30-513,481.20

Finding the Fourth Proportional to 572,530.20, 858,795.30 and 513,481.20

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Solution

The fourth proportional to 572,530.20, 858,795.30 and 513,481.20 is: 770,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,530.20 : 858,795.30 = 513,481.20 : x
  2. Step 2: Convert to fraction form
    572,530.20/858,795.30 = 513,481.20/x
  3. Step 3: Cross multiply
    572,530.20x = 858,795.30 × 513,481.20
  4. Step 4: Simplify right side
    572,530.20x = 440,975,241,198.36
  5. Step 5: Solve for x
    x = 440,975,241,198.36/572,530.20
  6. Step 6: Final answer
    x = 770,221.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.