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Finding the Fourth Proportional to 751,194.04, 1,036,655.94 and 411,655

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Solution

The fourth proportional to 751,194.04, 1,036,655.94 and 411,655 is: 568,088.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,194.04 : 1,036,655.94 = 411,655 : x
  2. Step 2: Convert to fraction form
    751,194.04/1,036,655.94 = 411,655/x
  3. Step 3: Cross multiply
    751,194.04x = 1,036,655.94 × 411,655
  4. Step 4: Simplify right side
    751,194.04x = 426,744,600,980.70
  5. Step 5: Solve for x
    x = 426,744,600,980.70/751,194.04
  6. Step 6: Final answer
    x = 568,088.37

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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.