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Finding the Fourth Proportional to 230,464.40, 345,617.40 and 112,059.44

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Solution

The fourth proportional to 230,464.40, 345,617.40 and 112,059.44 is: 168,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,464.40 : 345,617.40 = 112,059.44 : x
  2. Step 2: Convert to fraction form
    230,464.40/345,617.40 = 112,059.44/x
  3. Step 3: Cross multiply
    230,464.40x = 345,617.40 × 112,059.44
  4. Step 4: Simplify right side
    230,464.40x = 38,729,692,298.26
  5. Step 5: Solve for x
    x = 38,729,692,298.26/230,464.40
  6. Step 6: Final answer
    x = 168,050.65

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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.