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Finding the Fourth Proportional to 180,460.16, 270,669.44 and 47,350.79

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Solution

The fourth proportional to 180,460.16, 270,669.44 and 47,350.79 is: 71,020.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,460.16 : 270,669.44 = 47,350.79 : x
  2. Step 2: Convert to fraction form
    180,460.16/270,669.44 = 47,350.79/x
  3. Step 3: Cross multiply
    180,460.16x = 270,669.44 × 47,350.79
  4. Step 4: Simplify right side
    180,460.16x = 12,816,410,222.76
  5. Step 5: Solve for x
    x = 12,816,410,222.76/180,460.16
  6. Step 6: Final answer
    x = 71,020.72

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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.