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Finding the Fourth Proportional to 4,109,894.70, 5,766,449.70 and 4,109,894.70

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Solution

The fourth proportional to 4,109,894.70, 5,766,449.70 and 4,109,894.70 is: 5,766,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,894.70 : 5,766,449.70 = 4,109,894.70 : x
  2. Step 2: Convert to fraction form
    4,109,894.70/5,766,449.70 = 4,109,894.70/x
  3. Step 3: Cross multiply
    4,109,894.70x = 5,766,449.70 × 4,109,894.70
  4. Step 4: Simplify right side
    4,109,894.70x = 23,699,501,059,846.59
  5. Step 5: Solve for x
    x = 23,699,501,059,846.59/4,109,894.70
  6. Step 6: Final answer
    x = 5,766,449.70

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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.