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Finding the Fourth Proportional to 265,563.30, 366,472.62 and 144,705.63

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Solution

The fourth proportional to 265,563.30, 366,472.62 and 144,705.63 is: 199,691.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,563.30 : 366,472.62 = 144,705.63 : x
  2. Step 2: Convert to fraction form
    265,563.30/366,472.62 = 144,705.63/x
  3. Step 3: Cross multiply
    265,563.30x = 366,472.62 × 144,705.63
  4. Step 4: Simplify right side
    265,563.30x = 53,030,651,354.85
  5. Step 5: Solve for x
    x = 53,030,651,354.85/265,563.30
  6. Step 6: Final answer
    x = 199,691.19

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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.