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Finding the Fourth Proportional to 290,322,023.60, 435,483,042.60 and 290,322,023.60

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Solution

The fourth proportional to 290,322,023.60, 435,483,042.60 and 290,322,023.60 is: 435,483,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,322,023.60 : 435,483,042.60 = 290,322,023.60 : x
  2. Step 2: Convert to fraction form
    290,322,023.60/435,483,042.60 = 290,322,023.60/x
  3. Step 3: Cross multiply
    290,322,023.60x = 435,483,042.60 × 290,322,023.60
  4. Step 4: Simplify right side
    290,322,023.60x = 126,430,318,171,117,024
  5. Step 5: Solve for x
    x = 126,430,318,171,117,024/290,322,023.60
  6. Step 6: Final answer
    x = 435,483,042.60

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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.