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Finding the Fourth Proportional to 232,441.92, 320,750.28 and 130,446.72

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Solution

The fourth proportional to 232,441.92, 320,750.28 and 130,446.72 is: 180,005.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,441.92 : 320,750.28 = 130,446.72 : x
  2. Step 2: Convert to fraction form
    232,441.92/320,750.28 = 130,446.72/x
  3. Step 3: Cross multiply
    232,441.92x = 320,750.28 × 130,446.72
  4. Step 4: Simplify right side
    232,441.92x = 41,840,821,965.08
  5. Step 5: Solve for x
    x = 41,840,821,965.08/232,441.92
  6. Step 6: Final answer
    x = 180,005.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.