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Finding the Fourth Proportional to 26,466,427.20, 37,128,580.80 and 26,466,427.20

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Solution

The fourth proportional to 26,466,427.20, 37,128,580.80 and 26,466,427.20 is: 37,128,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,466,427.20 : 37,128,580.80 = 26,466,427.20 : x
  2. Step 2: Convert to fraction form
    26,466,427.20/37,128,580.80 = 26,466,427.20/x
  3. Step 3: Cross multiply
    26,466,427.20x = 37,128,580.80 × 26,466,427.20
  4. Step 4: Simplify right side
    26,466,427.20x = 982,660,880,782,517.62
  5. Step 5: Solve for x
    x = 982,660,880,782,517.62/26,466,427.20
  6. Step 6: Final answer
    x = 37,128,580.80

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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.