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Finding the Fourth Proportional to 751,199.04, 1,036,662.84 and 411,660

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Solution

The fourth proportional to 751,199.04, 1,036,662.84 and 411,660 is: 568,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,199.04 : 1,036,662.84 = 411,660 : x
  2. Step 2: Convert to fraction form
    751,199.04/1,036,662.84 = 411,660/x
  3. Step 3: Cross multiply
    751,199.04x = 1,036,662.84 × 411,660
  4. Step 4: Simplify right side
    751,199.04x = 426,752,624,714.40
  5. Step 5: Solve for x
    x = 426,752,624,714.40/751,199.04
  6. Step 6: Final answer
    x = 568,095.27

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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.