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Finding the Fourth Proportional to 534,595.19, 737,735.20 and 289,575.27

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Solution

The fourth proportional to 534,595.19, 737,735.20 and 289,575.27 is: 399,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,595.19 : 737,735.20 = 289,575.27 : x
  2. Step 2: Convert to fraction form
    534,595.19/737,735.20 = 289,575.27/x
  3. Step 3: Cross multiply
    534,595.19x = 737,735.20 × 289,575.27
  4. Step 4: Simplify right side
    534,595.19x = 213,629,869,004.57
  5. Step 5: Solve for x
    x = 213,629,869,004.57/534,595.19
  6. Step 6: Final answer
    x = 399,610.54

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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.