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Finding the Fourth Proportional to 336,003.20, 504,004.80 and 252,022.40

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Solution

The fourth proportional to 336,003.20, 504,004.80 and 252,022.40 is: 378,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,003.20 : 504,004.80 = 252,022.40 : x
  2. Step 2: Convert to fraction form
    336,003.20/504,004.80 = 252,022.40/x
  3. Step 3: Cross multiply
    336,003.20x = 504,004.80 × 252,022.40
  4. Step 4: Simplify right side
    336,003.20x = 127,020,499,307.52
  5. Step 5: Solve for x
    x = 127,020,499,307.52/336,003.20
  6. Step 6: Final answer
    x = 378,033.60

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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.