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Finding the Fourth Proportional to 602,199.36, 903,648.84 and 269,775.36

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Solution

The fourth proportional to 602,199.36, 903,648.84 and 269,775.36 is: 404,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,199.36 : 903,648.84 = 269,775.36 : x
  2. Step 2: Convert to fraction form
    602,199.36/903,648.84 = 269,775.36/x
  3. Step 3: Cross multiply
    602,199.36x = 903,648.84 × 269,775.36
  4. Step 4: Simplify right side
    602,199.36x = 243,782,191,124.58
  5. Step 5: Solve for x
    x = 243,782,191,124.58/602,199.36
  6. Step 6: Final answer
    x = 404,819.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.