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Finding the Fourth Proportional to 504,099.79, 695,625.23 and 300,165.68

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Solution

The fourth proportional to 504,099.79, 695,625.23 and 300,165.68 is: 414,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,099.79 : 695,625.23 = 300,165.68 : x
  2. Step 2: Convert to fraction form
    504,099.79/695,625.23 = 300,165.68/x
  3. Step 3: Cross multiply
    504,099.79x = 695,625.23 × 300,165.68
  4. Step 4: Simplify right side
    504,099.79x = 208,802,822,677.58
  5. Step 5: Solve for x
    x = 208,802,822,677.58/504,099.79
  6. Step 6: Final answer
    x = 414,209.31

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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.