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Finding the Fourth Proportional to 17,472,015.80, 26,208,023.70 and 17,472,015.80

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Solution

The fourth proportional to 17,472,015.80, 26,208,023.70 and 17,472,015.80 is: 26,208,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472,015.80 : 26,208,023.70 = 17,472,015.80 : x
  2. Step 2: Convert to fraction form
    17,472,015.80/26,208,023.70 = 17,472,015.80/x
  3. Step 3: Cross multiply
    17,472,015.80x = 26,208,023.70 × 17,472,015.80
  4. Step 4: Simplify right side
    17,472,015.80x = 457,907,004,173,174.44
  5. Step 5: Solve for x
    x = 457,907,004,173,174.44/17,472,015.80
  6. Step 6: Final answer
    x = 26,208,023.70

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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.