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Finding the Fourth Proportional to 3,494,651.09, 4,822,572.48 and 1,924,752.76

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Solution

The fourth proportional to 3,494,651.09, 4,822,572.48 and 1,924,752.76 is: 2,656,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494,651.09 : 4,822,572.48 = 1,924,752.76 : x
  2. Step 2: Convert to fraction form
    3,494,651.09/4,822,572.48 = 1,924,752.76/x
  3. Step 3: Cross multiply
    3,494,651.09x = 4,822,572.48 × 1,924,752.76
  4. Step 4: Simplify right side
    3,494,651.09x = 9,282,259,691,180.05
  5. Step 5: Solve for x
    x = 9,282,259,691,180.05/3,494,651.09
  6. Step 6: Final answer
    x = 2,656,133.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.