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Finding the Fourth Proportional to 395,864.70, 593,797.05 and 96,342.90

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Solution

The fourth proportional to 395,864.70, 593,797.05 and 96,342.90 is: 144,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,864.70 : 593,797.05 = 96,342.90 : x
  2. Step 2: Convert to fraction form
    395,864.70/593,797.05 = 96,342.90/x
  3. Step 3: Cross multiply
    395,864.70x = 593,797.05 × 96,342.90
  4. Step 4: Simplify right side
    395,864.70x = 57,208,129,808.45
  5. Step 5: Solve for x
    x = 57,208,129,808.45/395,864.70
  6. Step 6: Final answer
    x = 144,514.35

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Similar ratio
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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.