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Finding the Fourth Proportional to 365,579.67, 548,639.01 and 173,454.91

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Solution

The fourth proportional to 365,579.67, 548,639.01 and 173,454.91 is: 260,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,579.67 : 548,639.01 = 173,454.91 : x
  2. Step 2: Convert to fraction form
    365,579.67/548,639.01 = 173,454.91/x
  3. Step 3: Cross multiply
    365,579.67x = 548,639.01 × 173,454.91
  4. Step 4: Simplify right side
    365,579.67x = 95,164,130,102.04
  5. Step 5: Solve for x
    x = 95,164,130,102.04/365,579.67
  6. Step 6: Final answer
    x = 260,310.24

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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.