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Finding the Fourth Proportional to 303,368.94, 418,565.61 and 182,493.45

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Solution

The fourth proportional to 303,368.94, 418,565.61 and 182,493.45 is: 251,790.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,368.94 : 418,565.61 = 182,493.45 : x
  2. Step 2: Convert to fraction form
    303,368.94/418,565.61 = 182,493.45/x
  3. Step 3: Cross multiply
    303,368.94x = 418,565.61 × 182,493.45
  4. Step 4: Simplify right side
    303,368.94x = 76,385,482,220.25
  5. Step 5: Solve for x
    x = 76,385,482,220.25/303,368.94
  6. Step 6: Final answer
    x = 251,790.71

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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.