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Finding the Fourth Proportional to 681,889.56, 941,118.46 and 410,232.02

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Solution

The fourth proportional to 681,889.56, 941,118.46 and 410,232.02 is: 566,186.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,889.56 : 941,118.46 = 410,232.02 : x
  2. Step 2: Convert to fraction form
    681,889.56/941,118.46 = 410,232.02/x
  3. Step 3: Cross multiply
    681,889.56x = 941,118.46 × 410,232.02
  4. Step 4: Simplify right side
    681,889.56x = 386,076,926,905.09
  5. Step 5: Solve for x
    x = 386,076,926,905.09/681,889.56
  6. Step 6: Final answer
    x = 566,186.89

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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.