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Finding the Fourth Proportional to 534,588.54, 737,452.26 and 330,574.38

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Solution

The fourth proportional to 534,588.54, 737,452.26 and 330,574.38 is: 456,019.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,588.54 : 737,452.26 = 330,574.38 : x
  2. Step 2: Convert to fraction form
    534,588.54/737,452.26 = 330,574.38/x
  3. Step 3: Cross multiply
    534,588.54x = 737,452.26 × 330,574.38
  4. Step 4: Simplify right side
    534,588.54x = 243,782,823,629.10
  5. Step 5: Solve for x
    x = 243,782,823,629.10/534,588.54
  6. Step 6: Final answer
    x = 456,019.55

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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.