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Finding the Fourth Proportional to 365,301.60, 548,038.80 and 115,983.60

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Solution

The fourth proportional to 365,301.60, 548,038.80 and 115,983.60 is: 174,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,301.60 : 548,038.80 = 115,983.60 : x
  2. Step 2: Convert to fraction form
    365,301.60/548,038.80 = 115,983.60/x
  3. Step 3: Cross multiply
    365,301.60x = 548,038.80 × 115,983.60
  4. Step 4: Simplify right side
    365,301.60x = 63,563,512,963.68
  5. Step 5: Solve for x
    x = 63,563,512,963.68/365,301.60
  6. Step 6: Final answer
    x = 174,002.83

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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.