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Finding the Fourth Proportional to 318,240.92, 439,175.64 and 175,001.96

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Solution

The fourth proportional to 318,240.92, 439,175.64 and 175,001.96 is: 241,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,240.92 : 439,175.64 = 175,001.96 : x
  2. Step 2: Convert to fraction form
    318,240.92/439,175.64 = 175,001.96/x
  3. Step 3: Cross multiply
    318,240.92x = 439,175.64 × 175,001.96
  4. Step 4: Simplify right side
    318,240.92x = 76,856,597,784.25
  5. Step 5: Solve for x
    x = 76,856,597,784.25/318,240.92
  6. Step 6: Final answer
    x = 241,504.45

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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.