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Finding the Fourth Proportional to 547,580.59, 819,372.60 and 323,048.59

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Solution

The fourth proportional to 547,580.59, 819,372.60 and 323,048.59 is: 483,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,580.59 : 819,372.60 = 323,048.59 : x
  2. Step 2: Convert to fraction form
    547,580.59/819,372.60 = 323,048.59/x
  3. Step 3: Cross multiply
    547,580.59x = 819,372.60 × 323,048.59
  4. Step 4: Simplify right side
    547,580.59x = 264,697,163,114.63
  5. Step 5: Solve for x
    x = 264,697,163,114.63/547,580.59
  6. Step 6: Final answer
    x = 483,393.98

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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.