Home / 535,206.56-802,609.82-215,250.44

Finding the Fourth Proportional to 535,206.56, 802,609.82 and 215,250.44

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Solution

The fourth proportional to 535,206.56, 802,609.82 and 215,250.44 is: 322,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,206.56 : 802,609.82 = 215,250.44 : x
  2. Step 2: Convert to fraction form
    535,206.56/802,609.82 = 215,250.44/x
  3. Step 3: Cross multiply
    535,206.56x = 802,609.82 × 215,250.44
  4. Step 4: Simplify right side
    535,206.56x = 172,762,112,621.21
  5. Step 5: Solve for x
    x = 172,762,112,621.21/535,206.56
  6. Step 6: Final answer
    x = 322,795.21

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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.