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Finding the Fourth Proportional to 534,620.98, 737,776.96 and 292,912.72

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Solution

The fourth proportional to 534,620.98, 737,776.96 and 292,912.72 is: 404,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,620.98 : 737,776.96 = 292,912.72 : x
  2. Step 2: Convert to fraction form
    534,620.98/737,776.96 = 292,912.72/x
  3. Step 3: Cross multiply
    534,620.98x = 737,776.96 × 292,912.72
  4. Step 4: Simplify right side
    534,620.98x = 216,104,256,106.93
  5. Step 5: Solve for x
    x = 216,104,256,106.93/534,620.98
  6. Step 6: Final answer
    x = 404,219.56

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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.