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Finding the Fourth Proportional to 373,590,998.60, 559,378,728.30 and 373,590,998.60

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Solution

The fourth proportional to 373,590,998.60, 559,378,728.30 and 373,590,998.60 is: 559,378,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,590,998.60 : 559,378,728.30 = 373,590,998.60 : x
  2. Step 2: Convert to fraction form
    373,590,998.60/559,378,728.30 = 373,590,998.60/x
  3. Step 3: Cross multiply
    373,590,998.60x = 559,378,728.30 × 373,590,998.60
  4. Step 4: Simplify right side
    373,590,998.60x = 208,978,857,701,195,072
  5. Step 5: Solve for x
    x = 208,978,857,701,195,072/373,590,998.60
  6. Step 6: Final answer
    x = 559,378,728.30

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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.