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Finding the Fourth Proportional to 541,585.91, 746,710.18 and 347,651.46

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Solution

The fourth proportional to 541,585.91, 746,710.18 and 347,651.46 is: 479,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,585.91 : 746,710.18 = 347,651.46 : x
  2. Step 2: Convert to fraction form
    541,585.91/746,710.18 = 347,651.46/x
  3. Step 3: Cross multiply
    541,585.91x = 746,710.18 × 347,651.46
  4. Step 4: Simplify right side
    541,585.91x = 259,594,883,404.73
  5. Step 5: Solve for x
    x = 259,594,883,404.73/541,585.91
  6. Step 6: Final answer
    x = 479,323.55

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Double scale
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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.