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Finding the Fourth Proportional to 395,843.36, 593,765.64 and 96,322.16

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Solution

The fourth proportional to 395,843.36, 593,765.64 and 96,322.16 is: 144,483.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,843.36 : 593,765.64 = 96,322.16 : x
  2. Step 2: Convert to fraction form
    395,843.36/593,765.64 = 96,322.16/x
  3. Step 3: Cross multiply
    395,843.36x = 593,765.64 × 96,322.16
  4. Step 4: Simplify right side
    395,843.36x = 57,192,790,463.00
  5. Step 5: Solve for x
    x = 57,192,790,463.00/395,843.36
  6. Step 6: Final answer
    x = 144,483.39

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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.