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Finding the Fourth Proportional to 335,530.82, 463,029 and 190,363.46

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Solution

The fourth proportional to 335,530.82, 463,029 and 190,363.46 is: 262,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,530.82 : 463,029 = 190,363.46 : x
  2. Step 2: Convert to fraction form
    335,530.82/463,029 = 190,363.46/x
  3. Step 3: Cross multiply
    335,530.82x = 463,029 × 190,363.46
  4. Step 4: Simplify right side
    335,530.82x = 88,143,802,520.34
  5. Step 5: Solve for x
    x = 88,143,802,520.34/335,530.82
  6. Step 6: Final answer
    x = 262,699.57

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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.