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Finding the Fourth Proportional to 26,956,887.70, 40,435,331.55 and 26,956,887.70

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Solution

The fourth proportional to 26,956,887.70, 40,435,331.55 and 26,956,887.70 is: 40,435,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,956,887.70 : 40,435,331.55 = 26,956,887.70 : x
  2. Step 2: Convert to fraction form
    26,956,887.70/40,435,331.55 = 26,956,887.70/x
  3. Step 3: Cross multiply
    26,956,887.70x = 40,435,331.55 × 26,956,887.70
  4. Step 4: Simplify right side
    26,956,887.70x = 1,090,010,691,705,616.88
  5. Step 5: Solve for x
    x = 1,090,010,691,705,616.88/26,956,887.70
  6. Step 6: Final answer
    x = 40,435,331.55

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1.5x scale

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.