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Finding the Fourth Proportional to 207,364.56, 310,982.04 and 67,094.16

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Solution

The fourth proportional to 207,364.56, 310,982.04 and 67,094.16 is: 100,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,364.56 : 310,982.04 = 67,094.16 : x
  2. Step 2: Convert to fraction form
    207,364.56/310,982.04 = 67,094.16/x
  3. Step 3: Cross multiply
    207,364.56x = 310,982.04 × 67,094.16
  4. Step 4: Simplify right side
    207,364.56x = 20,865,078,748.89
  5. Step 5: Solve for x
    x = 20,865,078,748.89/207,364.56
  6. Step 6: Final answer
    x = 100,620.27

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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.