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Finding the Fourth Proportional to 253,722,672.60, 354,446,466.60 and 253,722,672.60

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Solution

The fourth proportional to 253,722,672.60, 354,446,466.60 and 253,722,672.60 is: 354,446,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,722,672.60 : 354,446,466.60 = 253,722,672.60 : x
  2. Step 2: Convert to fraction form
    253,722,672.60/354,446,466.60 = 253,722,672.60/x
  3. Step 3: Cross multiply
    253,722,672.60x = 354,446,466.60 × 253,722,672.60
  4. Step 4: Simplify right side
    253,722,672.60x = 89,931,104,799,378,640
  5. Step 5: Solve for x
    x = 89,931,104,799,378,640/253,722,672.60
  6. Step 6: Final answer
    x = 354,446,466.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.