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Finding the Fourth Proportional to 580,096.38, 870,168.18 and 276,334.40

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Solution

The fourth proportional to 580,096.38, 870,168.18 and 276,334.40 is: 414,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,096.38 : 870,168.18 = 276,334.40 : x
  2. Step 2: Convert to fraction form
    580,096.38/870,168.18 = 276,334.40/x
  3. Step 3: Cross multiply
    580,096.38x = 870,168.18 × 276,334.40
  4. Step 4: Simplify right side
    580,096.38x = 240,457,405,131.07
  5. Step 5: Solve for x
    x = 240,457,405,131.07/580,096.38
  6. Step 6: Final answer
    x = 414,512.85

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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.