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Finding the Fourth Proportional to 541,797.23, 748,182.76 and 405,594.72

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Solution

The fourth proportional to 541,797.23, 748,182.76 and 405,594.72 is: 560,096.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,797.23 : 748,182.76 = 405,594.72 : x
  2. Step 2: Convert to fraction form
    541,797.23/748,182.76 = 405,594.72/x
  3. Step 3: Cross multiply
    541,797.23x = 748,182.76 × 405,594.72
  4. Step 4: Simplify right side
    541,797.23x = 303,458,975,643.88
  5. Step 5: Solve for x
    x = 303,458,975,643.88/541,797.23
  6. Step 6: Final answer
    x = 560,096.95

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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.