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Finding the Fourth Proportional to 363,794.51, 502,051.95 and 202,649.67

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Solution

The fourth proportional to 363,794.51, 502,051.95 and 202,649.67 is: 279,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,794.51 : 502,051.95 = 202,649.67 : x
  2. Step 2: Convert to fraction form
    363,794.51/502,051.95 = 202,649.67/x
  3. Step 3: Cross multiply
    363,794.51x = 502,051.95 × 202,649.67
  4. Step 4: Simplify right side
    363,794.51x = 101,740,661,990.36
  5. Step 5: Solve for x
    x = 101,740,661,990.36/363,794.51
  6. Step 6: Final answer
    x = 279,665.20

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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.