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Finding the Fourth Proportional to 484,840.60, 727,205.22 and 185,314.52

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Solution

The fourth proportional to 484,840.60, 727,205.22 and 185,314.52 is: 277,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,840.60 : 727,205.22 = 185,314.52 : x
  2. Step 2: Convert to fraction form
    484,840.60/727,205.22 = 185,314.52/x
  3. Step 3: Cross multiply
    484,840.60x = 727,205.22 × 185,314.52
  4. Step 4: Simplify right side
    484,840.60x = 134,761,686,285.79
  5. Step 5: Solve for x
    x = 134,761,686,285.79/484,840.60
  6. Step 6: Final answer
    x = 277,950.50

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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.