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Finding the Fourth Proportional to 606,699.60, 908,846.55 and 531,904.20

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Solution

The fourth proportional to 606,699.60, 908,846.55 and 531,904.20 is: 796,801.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,699.60 : 908,846.55 = 531,904.20 : x
  2. Step 2: Convert to fraction form
    606,699.60/908,846.55 = 531,904.20/x
  3. Step 3: Cross multiply
    606,699.60x = 908,846.55 × 531,904.20
  4. Step 4: Simplify right side
    606,699.60x = 483,419,297,100.51
  5. Step 5: Solve for x
    x = 483,419,297,100.51/606,699.60
  6. Step 6: Final answer
    x = 796,801.74

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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.