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Finding the Fourth Proportional to 477,530.54, 658,993.67 and 262,684.22

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Solution

The fourth proportional to 477,530.54, 658,993.67 and 262,684.22 is: 362,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,530.54 : 658,993.67 = 262,684.22 : x
  2. Step 2: Convert to fraction form
    477,530.54/658,993.67 = 262,684.22/x
  3. Step 3: Cross multiply
    477,530.54x = 658,993.67 × 262,684.22
  4. Step 4: Simplify right side
    477,530.54x = 173,107,236,043.16
  5. Step 5: Solve for x
    x = 173,107,236,043.16/477,530.54
  6. Step 6: Final answer
    x = 362,505.06

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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.