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Finding the Fourth Proportional to 437,886.87, 604,180.85 and 265,800.61

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Solution

The fourth proportional to 437,886.87, 604,180.85 and 265,800.61 is: 366,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,886.87 : 604,180.85 = 265,800.61 : x
  2. Step 2: Convert to fraction form
    437,886.87/604,180.85 = 265,800.61/x
  3. Step 3: Cross multiply
    437,886.87x = 604,180.85 × 265,800.61
  4. Step 4: Simplify right side
    437,886.87x = 160,591,640,353.36
  5. Step 5: Solve for x
    x = 160,591,640,353.36/437,886.87
  6. Step 6: Final answer
    x = 366,742.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.