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Finding the Fourth Proportional to 464,553.19, 696,241.87 and 264,985.80

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Solution

The fourth proportional to 464,553.19, 696,241.87 and 264,985.80 is: 397,143.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,553.19 : 696,241.87 = 264,985.80 : x
  2. Step 2: Convert to fraction form
    464,553.19/696,241.87 = 264,985.80/x
  3. Step 3: Cross multiply
    464,553.19x = 696,241.87 × 264,985.80
  4. Step 4: Simplify right side
    464,553.19x = 184,494,208,915.45
  5. Step 5: Solve for x
    x = 184,494,208,915.45/464,553.19
  6. Step 6: Final answer
    x = 397,143.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.