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Finding the Fourth Proportional to 26,911,211.40, 40,366,817.10 and 26,911,211.40

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Solution

The fourth proportional to 26,911,211.40, 40,366,817.10 and 26,911,211.40 is: 40,366,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,911,211.40 : 40,366,817.10 = 26,911,211.40 : x
  2. Step 2: Convert to fraction form
    26,911,211.40/40,366,817.10 = 26,911,211.40/x
  3. Step 3: Cross multiply
    26,911,211.40x = 40,366,817.10 × 26,911,211.40
  4. Step 4: Simplify right side
    26,911,211.40x = 1,086,319,948,523,234.88
  5. Step 5: Solve for x
    x = 1,086,319,948,523,234.88/26,911,211.40
  6. Step 6: Final answer
    x = 40,366,817.10

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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.