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Finding the Fourth Proportional to 534,518.37, 737,635.50 and 292,809.60

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Solution

The fourth proportional to 534,518.37, 737,635.50 and 292,809.60 is: 404,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,518.37 : 737,635.50 = 292,809.60 : x
  2. Step 2: Convert to fraction form
    534,518.37/737,635.50 = 292,809.60/x
  3. Step 3: Cross multiply
    534,518.37x = 737,635.50 × 292,809.60
  4. Step 4: Simplify right side
    534,518.37x = 215,986,755,700.80
  5. Step 5: Solve for x
    x = 215,986,755,700.80/534,518.37
  6. Step 6: Final answer
    x = 404,077.33

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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.