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Finding the Fourth Proportional to 250,986.16, 376,528.20 and 73,496.08

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Solution

The fourth proportional to 250,986.16, 376,528.20 and 73,496.08 is: 110,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,986.16 : 376,528.20 = 73,496.08 : x
  2. Step 2: Convert to fraction form
    250,986.16/376,528.20 = 73,496.08/x
  3. Step 3: Cross multiply
    250,986.16x = 376,528.20 × 73,496.08
  4. Step 4: Simplify right side
    250,986.16x = 27,673,346,709.46
  5. Step 5: Solve for x
    x = 27,673,346,709.46/250,986.16
  6. Step 6: Final answer
    x = 110,258.46

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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.