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Finding the Fourth Proportional to 295,938.36, 408,419.96 and 181,216.44

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Solution

The fourth proportional to 295,938.36, 408,419.96 and 181,216.44 is: 250,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,938.36 : 408,419.96 = 181,216.44 : x
  2. Step 2: Convert to fraction form
    295,938.36/408,419.96 = 181,216.44/x
  3. Step 3: Cross multiply
    295,938.36x = 408,419.96 × 181,216.44
  4. Step 4: Simplify right side
    295,938.36x = 74,012,410,270.06
  5. Step 5: Solve for x
    x = 74,012,410,270.06/295,938.36
  6. Step 6: Final answer
    x = 250,094.01

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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.