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Finding the Fourth Proportional to 292,950.75, 404,315.18 and 185,530.77

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Solution

The fourth proportional to 292,950.75, 404,315.18 and 185,530.77 is: 256,059.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,950.75 : 404,315.18 = 185,530.77 : x
  2. Step 2: Convert to fraction form
    292,950.75/404,315.18 = 185,530.77/x
  3. Step 3: Cross multiply
    292,950.75x = 404,315.18 × 185,530.77
  4. Step 4: Simplify right side
    292,950.75x = 75,012,905,740.43
  5. Step 5: Solve for x
    x = 75,012,905,740.43/292,950.75
  6. Step 6: Final answer
    x = 256,059.78

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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.