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Finding the Fourth Proportional to 336,003.80, 471,027.40 and 336,003.80

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Solution

The fourth proportional to 336,003.80, 471,027.40 and 336,003.80 is: 471,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,003.80 : 471,027.40 = 336,003.80 : x
  2. Step 2: Convert to fraction form
    336,003.80/471,027.40 = 336,003.80/x
  3. Step 3: Cross multiply
    336,003.80x = 471,027.40 × 336,003.80
  4. Step 4: Simplify right side
    336,003.80x = 158,266,996,304.12
  5. Step 5: Solve for x
    x = 158,266,996,304.12/336,003.80
  6. Step 6: Final answer
    x = 471,027.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.