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Finding the Fourth Proportional to 523,550.14, 722,530.06 and 394,260.51

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Solution

The fourth proportional to 523,550.14, 722,530.06 and 394,260.51 is: 544,102.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,550.14 : 722,530.06 = 394,260.51 : x
  2. Step 2: Convert to fraction form
    523,550.14/722,530.06 = 394,260.51/x
  3. Step 3: Cross multiply
    523,550.14x = 722,530.06 × 394,260.51
  4. Step 4: Simplify right side
    523,550.14x = 284,865,068,960.28
  5. Step 5: Solve for x
    x = 284,865,068,960.28/523,550.14
  6. Step 6: Final answer
    x = 544,102.74

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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.