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Finding the Fourth Proportional to 534,630.99, 737,790.75 and 292,922.72

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Solution

The fourth proportional to 534,630.99, 737,790.75 and 292,922.72 is: 404,233.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,630.99 : 737,790.75 = 292,922.72 : x
  2. Step 2: Convert to fraction form
    534,630.99/737,790.75 = 292,922.72/x
  3. Step 3: Cross multiply
    534,630.99x = 737,790.75 × 292,922.72
  4. Step 4: Simplify right side
    534,630.99x = 216,115,669,591.89
  5. Step 5: Solve for x
    x = 216,115,669,591.89/534,630.99
  6. Step 6: Final answer
    x = 404,233.34

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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.