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Finding the Fourth Proportional to 297,333.99, 410,314.14 and 161,368.20

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Solution

The fourth proportional to 297,333.99, 410,314.14 and 161,368.20 is: 222,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,333.99 : 410,314.14 = 161,368.20 : x
  2. Step 2: Convert to fraction form
    297,333.99/410,314.14 = 161,368.20/x
  3. Step 3: Cross multiply
    297,333.99x = 410,314.14 × 161,368.20
  4. Step 4: Simplify right side
    297,333.99x = 66,211,654,206.35
  5. Step 5: Solve for x
    x = 66,211,654,206.35/297,333.99
  6. Step 6: Final answer
    x = 222,684.44

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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.