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Finding the Fourth Proportional to 250,790.40, 376,185.60 and 73,290.24

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Solution

The fourth proportional to 250,790.40, 376,185.60 and 73,290.24 is: 109,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,790.40 : 376,185.60 = 73,290.24 : x
  2. Step 2: Convert to fraction form
    250,790.40/376,185.60 = 73,290.24/x
  3. Step 3: Cross multiply
    250,790.40x = 376,185.60 × 73,290.24
  4. Step 4: Simplify right side
    250,790.40x = 27,570,732,908.54
  5. Step 5: Solve for x
    x = 27,570,732,908.54/250,790.40
  6. Step 6: Final answer
    x = 109,935.36

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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.