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Finding the Fourth Proportional to 477,553.62, 659,017.08 and 262,680.96

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Solution

The fourth proportional to 477,553.62, 659,017.08 and 262,680.96 is: 362,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,553.62 : 659,017.08 = 262,680.96 : x
  2. Step 2: Convert to fraction form
    477,553.62/659,017.08 = 262,680.96/x
  3. Step 3: Cross multiply
    477,553.62x = 659,017.08 × 262,680.96
  4. Step 4: Simplify right side
    477,553.62x = 173,111,239,230.80
  5. Step 5: Solve for x
    x = 173,111,239,230.80/477,553.62
  6. Step 6: Final answer
    x = 362,495.92

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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.