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Finding the Fourth Proportional to 1,034,536.60, 1,552,971.30 and 798,923.80

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Solution

The fourth proportional to 1,034,536.60, 1,552,971.30 and 798,923.80 is: 1,199,286.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,536.60 : 1,552,971.30 = 798,923.80 : x
  2. Step 2: Convert to fraction form
    1,034,536.60/1,552,971.30 = 798,923.80/x
  3. Step 3: Cross multiply
    1,034,536.60x = 1,552,971.30 × 798,923.80
  4. Step 4: Simplify right side
    1,034,536.60x = 1,240,705,732,286.94
  5. Step 5: Solve for x
    x = 1,240,705,732,286.94/1,034,536.60
  6. Step 6: Final answer
    x = 1,199,286.46

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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.