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Finding the Fourth Proportional to 418,251.48, 577,185.02 and 236,963.01

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Solution

The fourth proportional to 418,251.48, 577,185.02 and 236,963.01 is: 327,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,251.48 : 577,185.02 = 236,963.01 : x
  2. Step 2: Convert to fraction form
    418,251.48/577,185.02 = 236,963.01/x
  3. Step 3: Cross multiply
    418,251.48x = 577,185.02 × 236,963.01
  4. Step 4: Simplify right side
    418,251.48x = 136,771,498,481.30
  5. Step 5: Solve for x
    x = 136,771,498,481.30/418,251.48
  6. Step 6: Final answer
    x = 327,007.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.