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Finding the Fourth Proportional to 590,978,105.60, 886,467,158.40 and 590,978,105.60

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Solution

The fourth proportional to 590,978,105.60, 886,467,158.40 and 590,978,105.60 is: 886,467,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,978,105.60 : 886,467,158.40 = 590,978,105.60 : x
  2. Step 2: Convert to fraction form
    590,978,105.60/886,467,158.40 = 590,978,105.60/x
  3. Step 3: Cross multiply
    590,978,105.60x = 886,467,158.40 × 590,978,105.60
  4. Step 4: Simplify right side
    590,978,105.60x = 523,882,681,947,847,104
  5. Step 5: Solve for x
    x = 523,882,681,947,847,104/590,978,105.60
  6. Step 6: Final answer
    x = 886,467,158.40

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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.