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Finding the Fourth Proportional to 154,286.64, 230,404.63 and 152,616.56

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Solution

The fourth proportional to 154,286.64, 230,404.63 and 152,616.56 is: 227,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,286.64 : 230,404.63 = 152,616.56 : x
  2. Step 2: Convert to fraction form
    154,286.64/230,404.63 = 152,616.56/x
  3. Step 3: Cross multiply
    154,286.64x = 230,404.63 × 152,616.56
  4. Step 4: Simplify right side
    154,286.64x = 35,163,562,038.67
  5. Step 5: Solve for x
    x = 35,163,562,038.67/154,286.64
  6. Step 6: Final answer
    x = 227,910.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.