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Finding the Fourth Proportional to 374,564.82, 516,899.44 and 204,798.94

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Solution

The fourth proportional to 374,564.82, 516,899.44 and 204,798.94 is: 282,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,564.82 : 516,899.44 = 204,798.94 : x
  2. Step 2: Convert to fraction form
    374,564.82/516,899.44 = 204,798.94/x
  3. Step 3: Cross multiply
    374,564.82x = 516,899.44 × 204,798.94
  4. Step 4: Simplify right side
    374,564.82x = 105,860,457,398.59
  5. Step 5: Solve for x
    x = 105,860,457,398.59/374,564.82
  6. Step 6: Final answer
    x = 282,622.53

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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.