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Finding the Fourth Proportional to 534,228.16, 737,735.16 and 343,573.60

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Solution

The fourth proportional to 534,228.16, 737,735.16 and 343,573.60 is: 474,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,228.16 : 737,735.16 = 343,573.60 : x
  2. Step 2: Convert to fraction form
    534,228.16/737,735.16 = 343,573.60/x
  3. Step 3: Cross multiply
    534,228.16x = 737,735.16 × 343,573.60
  4. Step 4: Simplify right side
    534,228.16x = 253,466,324,767.78
  5. Step 5: Solve for x
    x = 253,466,324,767.78/534,228.16
  6. Step 6: Final answer
    x = 474,453.32

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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.