Home / 297,899.58-411,105.39-161,935.62

Finding the Fourth Proportional to 297,899.58, 411,105.39 and 161,935.62

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Solution

The fourth proportional to 297,899.58, 411,105.39 and 161,935.62 is: 223,473.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,899.58 : 411,105.39 = 161,935.62 : x
  2. Step 2: Convert to fraction form
    297,899.58/411,105.39 = 161,935.62/x
  3. Step 3: Cross multiply
    297,899.58x = 411,105.39 × 161,935.62
  4. Step 4: Simplify right side
    297,899.58x = 66,572,605,280.61
  5. Step 5: Solve for x
    x = 66,572,605,280.61/297,899.58
  6. Step 6: Final answer
    x = 223,473.31

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1.5x scale

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.