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Finding the Fourth Proportional to 356,162.32, 491,503.89 and 195,017.32

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Solution

The fourth proportional to 356,162.32, 491,503.89 and 195,017.32 is: 269,123.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,162.32 : 491,503.89 = 195,017.32 : x
  2. Step 2: Convert to fraction form
    356,162.32/491,503.89 = 195,017.32/x
  3. Step 3: Cross multiply
    356,162.32x = 491,503.89 × 195,017.32
  4. Step 4: Simplify right side
    356,162.32x = 95,851,771,397.37
  5. Step 5: Solve for x
    x = 95,851,771,397.37/356,162.32
  6. Step 6: Final answer
    x = 269,123.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.