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Finding the Fourth Proportional to 486,893.60, 730,167.60 and 337,133.60

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Solution

The fourth proportional to 486,893.60, 730,167.60 and 337,133.60 is: 505,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,893.60 : 730,167.60 = 337,133.60 : x
  2. Step 2: Convert to fraction form
    486,893.60/730,167.60 = 337,133.60/x
  3. Step 3: Cross multiply
    486,893.60x = 730,167.60 × 337,133.60
  4. Step 4: Simplify right side
    486,893.60x = 246,164,031,591.36
  5. Step 5: Solve for x
    x = 246,164,031,591.36/486,893.60
  6. Step 6: Final answer
    x = 505,580.75

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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.