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Finding the Fourth Proportional to 629,507.32, 944,259.76 and 197,257.88

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Solution

The fourth proportional to 629,507.32, 944,259.76 and 197,257.88 is: 295,886.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,507.32 : 944,259.76 = 197,257.88 : x
  2. Step 2: Convert to fraction form
    629,507.32/944,259.76 = 197,257.88/x
  3. Step 3: Cross multiply
    629,507.32x = 944,259.76 × 197,257.88
  4. Step 4: Simplify right side
    629,507.32x = 186,262,678,426.91
  5. Step 5: Solve for x
    x = 186,262,678,426.91/629,507.32
  6. Step 6: Final answer
    x = 295,886.44

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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.