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Finding the Fourth Proportional to 531,539.34, 797,309.04 and 216,020.88

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Solution

The fourth proportional to 531,539.34, 797,309.04 and 216,020.88 is: 324,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,539.34 : 797,309.04 = 216,020.88 : x
  2. Step 2: Convert to fraction form
    531,539.34/797,309.04 = 216,020.88/x
  3. Step 3: Cross multiply
    531,539.34x = 797,309.04 × 216,020.88
  4. Step 4: Simplify right side
    531,539.34x = 172,235,400,452.76
  5. Step 5: Solve for x
    x = 172,235,400,452.76/531,539.34
  6. Step 6: Final answer
    x = 324,031.33

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Similar ratio
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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.