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Finding the Fourth Proportional to 479,404.04, 661,579.52 and 264,550.32

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Solution

The fourth proportional to 479,404.04, 661,579.52 and 264,550.32 is: 365,080.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,404.04 : 661,579.52 = 264,550.32 : x
  2. Step 2: Convert to fraction form
    479,404.04/661,579.52 = 264,550.32/x
  3. Step 3: Cross multiply
    479,404.04x = 661,579.52 × 264,550.32
  4. Step 4: Simplify right side
    479,404.04x = 175,021,072,398.70
  5. Step 5: Solve for x
    x = 175,021,072,398.70/479,404.04
  6. Step 6: Final answer
    x = 365,080.52

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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.