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Finding the Fourth Proportional to 477,635.64, 659,137.19 and 262,771.13

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Solution

The fourth proportional to 477,635.64, 659,137.19 and 262,771.13 is: 362,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,635.64 : 659,137.19 = 262,771.13 : x
  2. Step 2: Convert to fraction form
    477,635.64/659,137.19 = 262,771.13/x
  3. Step 3: Cross multiply
    477,635.64x = 659,137.19 × 262,771.13
  4. Step 4: Simplify right side
    477,635.64x = 173,202,219,631.78
  5. Step 5: Solve for x
    x = 173,202,219,631.78/477,635.64
  6. Step 6: Final answer
    x = 362,624.15

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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.