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Finding the Fourth Proportional to 333,702.60, 500,451.65 and 120,444.47

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Solution

The fourth proportional to 333,702.60, 500,451.65 and 120,444.47 is: 180,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,702.60 : 500,451.65 = 120,444.47 : x
  2. Step 2: Convert to fraction form
    333,702.60/500,451.65 = 120,444.47/x
  3. Step 3: Cross multiply
    333,702.60x = 500,451.65 × 120,444.47
  4. Step 4: Simplify right side
    333,702.60x = 60,276,630,640.39
  5. Step 5: Solve for x
    x = 60,276,630,640.39/333,702.60
  6. Step 6: Final answer
    x = 180,629.79

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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.