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Finding the Fourth Proportional to 322,173.30, 444,599.64 and 178,929.66

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Solution

The fourth proportional to 322,173.30, 444,599.64 and 178,929.66 is: 246,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,173.30 : 444,599.64 = 178,929.66 : x
  2. Step 2: Convert to fraction form
    322,173.30/444,599.64 = 178,929.66/x
  3. Step 3: Cross multiply
    322,173.30x = 444,599.64 × 178,929.66
  4. Step 4: Simplify right side
    322,173.30x = 79,552,062,421.32
  5. Step 5: Solve for x
    x = 79,552,062,421.32/322,173.30
  6. Step 6: Final answer
    x = 246,923.20

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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.