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Finding the Fourth Proportional to 248,599.71, 372,649.88 and 79,996.12

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Solution

The fourth proportional to 248,599.71, 372,649.88 and 79,996.12 is: 119,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,599.71 : 372,649.88 = 79,996.12 : x
  2. Step 2: Convert to fraction form
    248,599.71/372,649.88 = 79,996.12/x
  3. Step 3: Cross multiply
    248,599.71x = 372,649.88 × 79,996.12
  4. Step 4: Simplify right side
    248,599.71x = 29,810,544,118.49
  5. Step 5: Solve for x
    x = 29,810,544,118.49/248,599.71
  6. Step 6: Final answer
    x = 119,913.83

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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.