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Finding the Fourth Proportional to 336,001.20, 504,001.80 and 168,039.60

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Solution

The fourth proportional to 336,001.20, 504,001.80 and 168,039.60 is: 252,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,001.20 : 504,001.80 = 168,039.60 : x
  2. Step 2: Convert to fraction form
    336,001.20/504,001.80 = 168,039.60/x
  3. Step 3: Cross multiply
    336,001.20x = 504,001.80 × 168,039.60
  4. Step 4: Simplify right side
    336,001.20x = 84,692,260,871.28
  5. Step 5: Solve for x
    x = 84,692,260,871.28/336,001.20
  6. Step 6: Final answer
    x = 252,059.40

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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.