Home / 717,807.60-1,076,857.20-244,540.80

Finding the Fourth Proportional to 717,807.60, 1,076,857.20 and 244,540.80

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Solution

The fourth proportional to 717,807.60, 1,076,857.20 and 244,540.80 is: 366,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,807.60 : 1,076,857.20 = 244,540.80 : x
  2. Step 2: Convert to fraction form
    717,807.60/1,076,857.20 = 244,540.80/x
  3. Step 3: Cross multiply
    717,807.60x = 1,076,857.20 × 244,540.80
  4. Step 4: Simplify right side
    717,807.60x = 263,335,521,173.76
  5. Step 5: Solve for x
    x = 263,335,521,173.76/717,807.60
  6. Step 6: Final answer
    x = 366,860.87

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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.