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Finding the Fourth Proportional to 363,750.85, 501,802.31 and 282,623.14

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Solution

The fourth proportional to 363,750.85, 501,802.31 and 282,623.14 is: 389,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,750.85 : 501,802.31 = 282,623.14 : x
  2. Step 2: Convert to fraction form
    363,750.85/501,802.31 = 282,623.14/x
  3. Step 3: Cross multiply
    363,750.85x = 501,802.31 × 282,623.14
  4. Step 4: Simplify right side
    363,750.85x = 141,820,944,511.45
  5. Step 5: Solve for x
    x = 141,820,944,511.45/363,750.85
  6. Step 6: Final answer
    x = 389,884.85

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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.