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Finding the Fourth Proportional to 230,888.96, 346,334.40 and 73,228.16

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Solution

The fourth proportional to 230,888.96, 346,334.40 and 73,228.16 is: 109,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,888.96 : 346,334.40 = 73,228.16 : x
  2. Step 2: Convert to fraction form
    230,888.96/346,334.40 = 73,228.16/x
  3. Step 3: Cross multiply
    230,888.96x = 346,334.40 × 73,228.16
  4. Step 4: Simplify right side
    230,888.96x = 25,361,430,856.70
  5. Step 5: Solve for x
    x = 25,361,430,856.70/230,888.96
  6. Step 6: Final answer
    x = 109,842.54

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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.