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Finding the Fourth Proportional to 597,956.80, 896,740.80 and 198,529.60

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Solution

The fourth proportional to 597,956.80, 896,740.80 and 198,529.60 is: 297,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,956.80 : 896,740.80 = 198,529.60 : x
  2. Step 2: Convert to fraction form
    597,956.80/896,740.80 = 198,529.60/x
  3. Step 3: Cross multiply
    597,956.80x = 896,740.80 × 198,529.60
  4. Step 4: Simplify right side
    597,956.80x = 178,029,592,327.68
  5. Step 5: Solve for x
    x = 178,029,592,327.68/597,956.80
  6. Step 6: Final answer
    x = 297,729.86

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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.