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Finding the Fourth Proportional to 477,652.46, 659,160.36 and 262,787.91

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Solution

The fourth proportional to 477,652.46, 659,160.36 and 262,787.91 is: 362,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,652.46 : 659,160.36 = 262,787.91 : x
  2. Step 2: Convert to fraction form
    477,652.46/659,160.36 = 262,787.91/x
  3. Step 3: Cross multiply
    477,652.46x = 659,160.36 × 262,787.91
  4. Step 4: Simplify right side
    477,652.46x = 173,219,373,359.25
  5. Step 5: Solve for x
    x = 173,219,373,359.25/477,652.46
  6. Step 6: Final answer
    x = 362,647.30

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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.