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Finding the Fourth Proportional to 336,801.20, 503,743.80 and 301,517.60

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Solution

The fourth proportional to 336,801.20, 503,743.80 and 301,517.60 is: 450,971.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,801.20 : 503,743.80 = 301,517.60 : x
  2. Step 2: Convert to fraction form
    336,801.20/503,743.80 = 301,517.60/x
  3. Step 3: Cross multiply
    336,801.20x = 503,743.80 × 301,517.60
  4. Step 4: Simplify right side
    336,801.20x = 151,887,621,590.88
  5. Step 5: Solve for x
    x = 151,887,621,590.88/336,801.20
  6. Step 6: Final answer
    x = 450,971.14

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1.5x scale

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.