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Finding the Fourth Proportional to 363,628.06, 501,814.82 and 202,498.11

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Solution

The fourth proportional to 363,628.06, 501,814.82 and 202,498.11 is: 279,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,628.06 : 501,814.82 = 202,498.11 : x
  2. Step 2: Convert to fraction form
    363,628.06/501,814.82 = 202,498.11/x
  3. Step 3: Cross multiply
    363,628.06x = 501,814.82 × 202,498.11
  4. Step 4: Simplify right side
    363,628.06x = 101,616,553,126.24
  5. Step 5: Solve for x
    x = 101,616,553,126.24/363,628.06
  6. Step 6: Final answer
    x = 279,451.90

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1.5x scale

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.