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Finding the Fourth Proportional to 250,649.44, 375,956.64 and 117,558.88

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Solution

The fourth proportional to 250,649.44, 375,956.64 and 117,558.88 is: 176,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,649.44 : 375,956.64 = 117,558.88 : x
  2. Step 2: Convert to fraction form
    250,649.44/375,956.64 = 117,558.88/x
  3. Step 3: Cross multiply
    250,649.44x = 375,956.64 × 117,558.88
  4. Step 4: Simplify right side
    250,649.44x = 44,197,041,526.96
  5. Step 5: Solve for x
    x = 44,197,041,526.96/250,649.44
  6. Step 6: Final answer
    x = 176,330.10

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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.